Inventor · disambiguated record
Masashi Yoshida
Also filed as: YOSHIDA MASASHI
17 granted patents·1 pending application·144 citations·filing 1974–2008
93Inventor score
Top patents by PatentIndex Score
18 records- 0186US7026352B1Physiologically active substancesEISAI CO LTD·Filed 2002·Granted Apr 11, 2006·32 cites·92 claims
- 0282US7667052B2Bioactive substanceEISAI R&D MAN CO LTD·Filed 2005·Granted Feb 23, 2010·7 cites·29 claims
- 0380US5093511ASilicone type cinnamic acid derivative, preparation method thereof, uv-ray absorber, and external skin treatment agentSHISEIDO CO LTD·Filed 1989·Granted Mar 3, 1992·15 cites·5 claims
- 0479US7256178B2Physiologically active substancesMERCIAN CORP·Filed 2003·Granted Aug 14, 2007·14 cites·39 claims
- 0572US8008049B2DNA coding for polypeptide participating in biosynthesis of pladienolideEISAI R&D MAN CO LTD·Filed 2005·Granted Aug 30, 2011·2 cites·15 claims
- 0671US7576204B2Heterocyclic macrolide pharmaceutical agent, a method of producing the same and use of the sameMERCIAN CORP·Filed 2003·Granted Aug 18, 2009·5 cites·4 claims
- 0768US7790887B2Macrolide compound in solid form, process for preparation thereof, and pharmaceutical composition containing the sameEISAI R&D MAN CO LTD·Filed 2008·Granted Sep 7, 2010·1 cites·13 claims
- 0856US6036730AHairdye compositionsSHISEIDO CO LTD·Filed 1998·Granted Mar 14, 2000·19 cites·5 claims
- 0955US5475126ABenzophenone derivative, an ultraviolet light absorbent and an endermic linimentSHISEIDO CO LTD·Filed 1994·Granted Dec 12, 1995·16 cites·3 claims
- 1052US4068070Aα-Cyanoamine compounds and a process for producing the sameFUJI CHEM IND CO LTD·Filed 1976·Granted Jan 10, 1978·3 cites·4 claims
- 1151US5589165ACosmeticSHISEIDO CO LTD·Filed 1994·Granted Dec 31, 1996·15 cites·4 claims
- 1247US2010197919A1Method for producing macrolide compound and production intermediate thereofTSUCHIDA TOSHIO·Filed 2008·Application pending·0 cites
- 1344US5315022ASilicone type cinnamic acid derivative, preparation method thereof, UV-ray absorber, and external skin treatment agentSHISEIDO CO LTD·Filed 1991·Granted May 24, 1994·10 cites·2 claims
- 1441US6548695B2Process for producing isocoumarins and intermediates for the sameMERCIAN CORP·Filed 2002·Granted Apr 15, 2003·0 cites·3 claims
- 1538US6426420B1Process for producing isocoumarines and intermediates for the sameMERCIAN CORP·Filed 2000·Granted Jul 30, 2002·0 cites·9 claims
- 1632US4983293ASemipermeable membrane and process for preparing sameNIKKISO CO LTD·Filed 1990·Granted Jan 8, 1991·3 cites·7 claims
- 1731US4957942ASemipermeable membrane and process for preparing sameNIKKISO CO LTD·Filed 1989·Granted Sep 18, 1990·2 cites·6 claims
- 1826US3962247AAlpha-cyanoamine compounds and a process for producing the sameFUJI CHEM IND CO LTD·Filed 1974·Granted Jun 8, 1976·0 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when Masashi Yoshida files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →