Inventor · disambiguated record
Yasuyuki Takayanagi
Also filed as: TAKAYANAGI YASUYUKI
14 granted patents·443 citations·filing 1987–2001
94Inventor score
Top patents by PatentIndex Score
14 records- 0197US6426229B1Chelating agent and detergent comprising the sameMITSUBISHI RAYON CO·Filed 2001·Granted Jul 30, 2002·146 cites·5 claims
- 0290US5612303ASolvent compositionNITTO CHEMICAL INDUSTRY CO LTD·Filed 1995·Granted Mar 18, 1997·93 cites·26 claims
- 0386US5589108ASoluble alkoxy-group substituted aminobenzenesulfonic acid aniline conducting polymersNITTO CHEMICAL INDUSTRY CO LTD·Filed 1994·Granted Dec 31, 1996·46 cites·14 claims
- 0483US6024895ACross-linkable, electrically conductive composition, electric conductor and process for forming the sameMITSUBISHI RAYON CO·Filed 1997·Granted Feb 15, 2000·47 cites·10 claims
- 0583US5932144ASoluble aniline conducting polymersMITSUBISHI RAYON CO·Filed 1997·Granted Aug 3, 1999·41 cites·22 claims
- 0672US6221834B1Chelating agent and detergent comprising the sameMITSUBISHI RAYON CO·Filed 1999·Granted Apr 24, 2001·22 cites·1 claims
- 0771US4904803AProcess for producing N-substituted maleimidesNITTO CHEMICAL INDUSTRY CO LTD·Filed 1989·Granted Feb 27, 1990·13 cites·13 claims
- 0864US6451757B2Chelating agent and detergent comprising the sameMITSUBISHI RAYON CO·Filed 2001·Granted Sep 17, 2002·4 cites·2 claims
- 0961US4812579AProcess for producing N-substituted maleimidesNITTO CHEMICAL INDUSTRY CO LTD·Filed 1987·Granted Mar 14, 1989·5 cites·14 claims
- 1051US5700399ASoluble alkoxy-group substituted aminobenzenesulfonic acid aniline conducting polymersNITTO CHEMICAL INDUSTRY CO LTD·Filed 1996·Granted Dec 23, 1997·8 cites·9 claims
- 1150US5220065AMethod for producing n-methylolacrylamideNITTO CHEMICAL INDUSTRY CO LTD·Filed 1992·Granted Jun 15, 1993·5 cites·9 claims
- 1247US5698730AMethod for preparing cyanoacetic acid higher esterNITTO CHEMICAL INDUSTRY CO LTD·Filed 1996·Granted Dec 16, 1997·3 cites·5 claims
- 1343US5637752AMethod for preparing cyanoacetic acid higher esterNITTO CHEMICAL INDUSTRY CO LTD·Filed 1994·Granted Jun 10, 1997·2 cites·3 claims
- 1440US5630945AMethod for recovering uncrosslinked synthetic resin wasteNITTO CHEMICAL INDUSTRY CO LTD·Filed 1995·Granted May 20, 1997·8 cites·11 claims
Join the waitlist — get patent alerts
Get an alert when Yasuyuki Takayanagi 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 →