IK

Isao Karube

UN Unknown: 6 patents #2,010 of 83,584Top 3%
HI Hitachi: 5 patents #7,555 of 28,497Top 30%
AC Akebono Brake Industry Co.: 4 patents #50 of 376Top 15%
AC Ajinomoto Co.: 4 patents #463 of 2,190Top 25%
KI Katayanagi Institute: 4 patents #1 of 15Top 7%
Dai Nippon Printing Co.: 3 patents #744 of 2,222Top 35%
AC Akebono Research And Development Centre: 3 patents #11 of 79Top 15%
SE Seiko Instruments & Electronics: 2 patents #33 of 164Top 25%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
TC Toppan Printing Co.: 2 patents #414 of 1,467Top 30%
YE Yokogawa Electric: 1 patents #658 of 1,441Top 50%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
HC Hitachi Consumer Electronics Co.: 1 patents #206 of 447Top 50%
HP Hokuriku Electric Power: 1 patents #11 of 52Top 25%
KC Kyowa Hakko Kogyo Co.: 1 patents #549 of 943Top 60%
NC Nishikawa Rubber Co.: 1 patents #121 of 246Top 50%
SI Seiko Instruments: 1 patents #836 of 1,437Top 60%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
📍 Tachikawa, JP: #14 of 482 inventorsTop 3%
Overall (All Time): #103,101 of 4,157,543Top 3%
34
Patents All Time

Issued Patents All Time

Showing 26–34 of 34 patents

Patent #TitleCo-InventorsDate
5211054 Method and system for analyzing a gelation reaction by utilizing a piezoelectric resonator Hiroshi Muramatsu 1993-05-18
5017494 Bio-thermo tip sensor Hiroshi Muramatsu 1991-05-21
4975175 Miniaturized oxygen electrode and miniaturized biosensor and production process thereof Hiroaki Suzuki 1990-12-04
4789804 Analytical device and method utilizing a piezoelectric crystal biosensor Hiroshi Muramatsu 1988-12-06
4384936 System for determining the concentration of an L-amino acid in fermentation Haruo Obana, Tadashi Shirakawa, Motohiko Hikuma, Takeo Yasuda, Shuichi Suzuki 1983-05-24
4350763 Method for determining biochemical oxygen demand Shuichi Suzuki 1982-09-21
4299669 Method for determining the concentration of an L-amino acid in fermentation Haruo Obana, Tadashi Shirakawa, Motohiko Hikuma, Takeo Yasuda, Shuichi Suzuki 1981-11-10
4297173 Method for determining ammonia and sensor therefor Motohiko Hikuma, Tatsuru Kubo, Takeo Yasuda, Shuichi Suzuki 1981-10-27
4288544 Method and apparatus for measuring microorganism activity Shuichi Suzuki 1981-09-08