Kazuhisa Hasumi

MI Mikuni: 1 patents #2 of 8Top 25%

OC Osaka Gas Co.: 1 patents #2 of 39Top 6%

UN Unknown: 1 patents #206 of 2,107Top 10%

Overall (1997): #123,404 of 185,788Top 70%

Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5618496	Gas sensors and their manufacturing methods	Kentaro Nagano, Shuuichi Kamiyama, Hiroaki Yanagida, Osamu Okada	1997-04-08