Inventor · disambiguated record
Noritoshi Koyama
Also filed as: KOYAMA NORITOSHI
5 granted patents·158 citations·filing 1982–1997
83Inventor score
Top patents by PatentIndex Score
5 records- 0190US5035899APeroral preparation of acid-unstable compoundEISAI CO LTD·Filed 1989·Granted Jul 30, 1991·72 cites·6 claims
- 0280US4840970AAqueous solution containing lipid-soluble pharmaceutical substanceEISAI CO LTD·Filed 1987·Granted Jun 20, 1989·36 cites·9 claims
- 0375US4483873AAqueous solution containing ubidecarenoneEISAI CO LTD·Filed 1982·Granted Nov 20, 1984·36 cites·4 claims
- 0452US6117864AMethods employing stable preparation containing azelastine hydrochlorideASTA MEDICA AG·Filed 1997·Granted Sep 12, 2000·11 cites·6 claims
- 0541US4839389APolyprenyl alcohol-containing injectionsEISAI CO LTD·Filed 1987·Granted Jun 13, 1989·3 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →