Inventor · disambiguated record
Akira Kawase
Also filed as: KAWASE AKIRA
13 granted patents·1 pending application·67 citations·filing 1995–2019
89Inventor score
Files withCHUGAI PHARMACEUTICAL CO LTD9CHUGEI SEIYAKU KABUSHIKI KAISH1KAWASE AKIRA1MURAKATA MASATOSHI1OGASAWARA KUNIO1
Top patents by PatentIndex Score
14 records- 0179US5824811A22-Thiavitamin D3 derivativesCHUGAI PHARMACEUTICAL CO LTD·Filed 1995·Granted Oct 20, 1998·20 cites·40 claims
- 0278US7074777B2Vitamin D derivativesCHUGAI PHARMACEUTICAL CO LTD·Filed 2001·Granted Jul 11, 2006·12 cites·11 claims
- 0375US6326503B116-ENE-vitamin D derivativesCHUGAI PHARMACEUTICAL CO LTD·Filed 2000·Granted Dec 4, 2001·7 cites·5 claims
- 0472US6184398B116-ene-vitamin D derivativesCHUGAI PHARMACEUTICAL CO LTD·Filed 1997·Granted Feb 6, 2001·13 cites·21 claims
- 0570US9163051B2Crystal of spiroketal derivatives and process for preparation of spiroketal derivativesCHUGAI PHARMACEUTICAL CO LTD·Filed 2013·Granted Oct 20, 2015·2 cites·7 claims
- 0668US7985744B2Vitamin D derivativesCHUGAI PHARMACEUTICAL CO LTD·Filed 2001·Granted Jul 26, 2011·4 cites·6 claims
- 0767US6555699B216-ENE-vitamin D derivativesCHUGAI PHARMACEUTICAL CO LTD·Filed 2002·Granted Apr 29, 2003·3 cites·5 claims
- 0858US6433200B1Intermediates for preparation of 16-ene-vitamin D derivativesCHUGEI SEIYAKU KABUSHIKI KAISH·Filed 2001·Granted Aug 13, 2002·2 cites·3 claims
- 0956US6538145B224-hydroxy vitamin D derivativesCHUGAI PHARMACEUTICAL CO LTD·Filed 2002·Granted Mar 25, 2003·4 cites·2 claims
- 1054US8569520B2Crystal of spiroketal derivatives and process for preparation of spiroketal derivativesMURAKATA MASATOSHI·Filed 2009·Granted Oct 29, 2013·0 cites·21 claims
- 1146US11939322B2Method for producing tetracyclic compoundCHUGAI PHARMACEUTICAL CO LTD·Filed 2019·Granted Mar 26, 2024·0 cites·13 claims
- 1246US8173824B2Process for producing vitamin D derivative using convergent methodOGASAWARA KUNIO·Filed 2006·Granted May 8, 2012·0 cites·11 claims
- 1339US2003220307A1Remedial agent for osteoporosisFiled 2001·Application pending·0 cites
- 1434US8212059B2Process for producing vitamin D derivative using photoreactionKAWASE AKIRA·Filed 2006·Granted Jul 3, 2012·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →