Who owns the IP
The organizations most actively patenting around this compound, ranked by referenced patent volume.
| # | Assignee | Patents |
|---|---|---|
| 1 | Ono Pharmaceutical Co Ltd | 17 |
| 2 | Duphar International Research BV | 14 |
| 3 | Abbott Products Operations AG | 3 |
| 4 | Boston University | 3 |
| 5 | University of California San Diego UCSD | 3 |
| 6 | Vyne Therapeutics Inc | 3 |
| 7 | Bayer Pharma AG | 2 |
| 8 | F Hoffmann La Roche AG | 2 |
| 9 | Journey Medical Corp | 2 |
| 10 | Koninklijke Philips NV | 2 |
Explore the full landscape
This preview shows the leading assignees. Cypris reveals the full ownership landscape - every filing entity, filing trends, and portfolio momentum.
Visit CyprisWhere innovation is concentrated
Patent classifications ranked by volume reveal the technical domains with the most active filing.
| # | Code | Area | Patents |
|---|---|---|---|
| 1 | A61K | Medicinal preparations | 67 |
| 2 | A61P | Therapeutic activity (drug indications) | 53 |
| 3 | C07D | Heterocyclic compounds | 33 |
| 4 | C07C | Acyclic and carbocyclic compounds | 28 |
| 5 | C07B | General methods of organic chemistry | 21 |
| 6 | A61Q | Cosmetics, personal care | 15 |
| 7 | C07J | 10 | |
| 8 | C07K | Peptides | 8 |
| 9 | A23L | Foods and beverages (general) | 6 |
| 10 | C08F | Polymers from C=C unsaturated bonds | 6 |
AI mapped opportunity space
This preview shows where patent activity concentrates. Cypris maps the full classification landscape to surface technical whitespace and IP headroom.
See Cypris in actionWhere research is gaining momentum
Research themes ranked by publication activity show where scientific interest is accelerating around this compound.
| # | Research topic | Papers |
|---|---|---|
| 1 | Vitamin D Research Studies | 3 |
Who's driving the science
The most-published authors working with this compound, alongside their primary affiliations.
| # | Author | Affiliation | Papers |
|---|---|---|---|
| 1 | Michael F. Holick | Massachusetts General Hospital | 19 |
| 2 | Atsushi Kittaka | Teikyo University | 5 |
| 3 | Daisuke Sawada | Teikyo University | 5 |
| 4 | Tai C. Chen | Boston University | 5 |
| 5 | Xiao Quan Tian | Boston Medical Center | 5 |
| 6 | Hiroshi Saito | Teijin (Japan) | 4 |
| 7 | Kazuya Takenouchi | Teijin (Japan) | 4 |
| 8 | Yuya Tsukuda | Teikyo University | 4 |
| 9 | Eiji Ochiai | Teijin (Japan) | 3 |
| 10 | Eva M. Codesido | Universidade de Santiago de Compostela | 3 |
Research leaders
This preview lists the top authors. Cypris surfaces the full researcher landscape, their affiliations, and how scientific influence is shifting.
See Cypris in actionThe literature that defines it
The most-cited papers anchoring the scientific record for this compound.
| Title | Year | Cited by | Topic |
|---|---|---|---|
| Photosynthesis of Previtamin D 3 in Human Skin and the Physiologic Consequences | 1980 | 771 | Vitamin D Research Studies |
| Sunscreens Suppress Cutaneous Vitamin D3Synthesis* | 1987 | 605 | Dermatology and Skin Diseases |
| Spectral Character of Sunlight Modulates Photosynthesis of Previtamin D 3 and Its Photoisomers in Human Skin | 1982 | 539 | Circadian rhythm and melatonin |
| The Cutaneous Photosynthesis of Previtamin D3: A Unique Photoendocrine System | 1981 | 379 | Vitamin D Research Studies |
| Evolutionary importance for the membrane enhancement of the production of vitamin D3 in the skin of poikilothermic animals. | 1995 | 205 | Vitamin D Research Studies |
Frequently asked questions
Common questions about this compound's patent and research landscape, answered from the underlying data.
What is tacalciol and what is its chemical composition?
Which organizations hold the most patents related to tacalciol?
What research topics are associated with tacalciol literature?
Who are the leading researchers publishing on tacalciol?
What is the current research activity level for tacalciol?