Inventor
TOKUMARU YOSHIHISA
JP9 patents
⚠️ This page may combine multiple inventors who share the name “TOKUMARU YOSHIHISA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OTSUKA CHEMICAL CO LTD
6 patentsUS7547777B2Jun 16, 2009
Penam crystals and process for producing the same
OTSUKA CHEMICAL CO LTD11 citations80
US11114695B2Sep 7, 2021
Electrolyte for electrochemical device, electrolytic solution, and electrochemical device
OTSUKA CHEMICAL CO LTD0 citations57
US7714125B2May 11, 2010
Process for producing penam compound useful for preparing tazobactam
OTSUKA CHEMICAL CO LTD0 citations50
US7514553B2Apr 7, 2009
Process for producing penicillanic acid compound
OTSUKA CHEMICAL CO LTD0 citations39
US10593488B2Mar 17, 2020
Nonaqueous electrolytic solution for electric double layer capacitors
OTSUKA CHEMICAL CO LTD0 citations36
US9905375B2Feb 27, 2018
Nonaqueous electrolytic solution for electric double layer capacitor
OTSUKA CHEMICAL CO LTD0 citations35