Inventor · disambiguated record
Takashi Ohtani
Also filed as: IWAOKA SHOJI · OHTANI TAKASHI · YANO SHUYA
16 granted patents·3 pending applications·111 citations·filing 1977–2022
91Inventor score
Top patents by PatentIndex Score
19 records- 0191US5543573AHydrazinecarboxyamide derivatives, a process for production thereof and uses thereofNIHON NOHYAKU CO LTD·Filed 1994·Granted Aug 6, 1996·55 cites·7 claims
- 0276US9140358B2Automatic transmissionHONDA MOTOR CO LTD·Filed 2014·Granted Sep 22, 2015·4 cites·6 claims
- 0368US9790181B2Method for producing 5-hydroxypiperidine-2-carboxylic acidAPI CORP·Filed 2014·Granted Oct 17, 2017·0 cites·12 claims
- 0465US7076983B2Apparatus and method for hot rollingKAWASAKI HEAVY IND LTD·Filed 2002·Granted Jul 18, 2006·7 cites·10 claims
- 0565US5670464AAdditive for lubricating oils for diesel engines and lubricating oil compositions containing the sameKAO CORP·Filed 1995·Granted Sep 23, 1997·22 cites·8 claims
- 0664US4154602AMethod of denitriding a high chromium molten steel with a minimum chromium lossKAWASAKI STEEL CO·Filed 1978·Granted May 15, 1979·6 cites·4 claims
- 0763US10703719B2Method for producing 5-hydroxypiperidine-2-carboxylic acidAPI CORP·Filed 2018·Granted Jul 7, 2020·0 cites·13 claims
- 0862US10370330B2Method for producing 5-hydroxypiperidine-2-carboxylic acidAPI CORP·Filed 2018·Granted Aug 6, 2019·0 cites·2 claims
- 0962US4168158AMethod for producing alloy steels having a high chromium content and an extremely low carbon contentKAWASAKI STEEL CO·Filed 1977·Granted Sep 18, 1979·6 cites·4 claims
- 1061US9988351B2Method for producing 5-hydroxypiperidine-2-carboxylic acidAPI CORP·Filed 2017·Granted Jun 5, 2018·0 cites·2 claims
- 1159US2022283497A1Compound, polymerizable composition, polymer, holographic recording medium, optical material, and optical componentMITSUBISHI CHEM CORP·Filed 2022·Application pending·0 cites
- 1254US9695130B2Rosuvastatin calcium and process for producing intermediate thereofAPI CORP·Filed 2015·Granted Jul 4, 2017·0 cites·4 claims
- 1349US9182032B2Lubrication structure of gear change mechanismHONDA MOTOR CO LTD·Filed 2015·Granted Nov 10, 2015·0 cites·7 claims
- 1445US4170467AMethod for producing high chromium steels having extremely low carbon and nitrogen contentsKAWASAKI STEEL CO·Filed 1978·Granted Oct 9, 1979·3 cites·4 claims
- 1544USD249649SUniversal calendar clockREALTONE ELECTRONICS INC·Filed 1977·Granted Sep 26, 1978·4 cites·1 claims
- 1642US2009223609A1High-strength hot rolled steel plate and manufacturing method thereofNAKAYAMA STEEL WORKS LTD·Filed 2008·Application pending·0 cites
- 1740US9019046B2Elastic wave filterNIHON DEMPA KOGYO CO·Filed 2013·Granted Apr 28, 2015·0 cites·8 claims
- 1840US2014371459A1Industrial process for preparation of 1,2-dihydroquinoline derivative or a salt thereof, and intermediate for preparation thereofSANTEN PHARMACEUTICAL CO LTD·Filed 2013·Application pending·0 cites
- 1936US4154603AMethod of producing alloy steels having an extremely low carbon contentKAWASAKI STEEL CO·Filed 1978·Granted May 15, 1979·4 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →