TO

Takashi Okawa

MC Mitsubishi Gas Chemical Company: 22 patents #32 of 1,727Top 2%
TO Toyota: 19 patents #1,244 of 26,838Top 5%
DC Daiken Chemical Co.: 12 patents #4 of 31Top 15%
UN Unknown: 10 patents #823 of 83,584Top 1%
Kyocera: 7 patents #393 of 3,732Top 15%
DE Denso: 4 patents #3,129 of 11,792Top 30%
AT Agency Of Industrial Science And Technology: 4 patents #91 of 1,778Top 6%
HC Hitachi Electronics Engineering Co.: 3 patents #16 of 175Top 10%
MT Mirise Technologies: 3 patents #19 of 133Top 15%
SI Seiko Instruments: 3 patents #474 of 1,437Top 35%
PA Panasonic: 3 patents #7,617 of 21,108Top 40%
NE Nec: 2 patents #5,510 of 14,502Top 40%
HH Hitachi High-Technologies: 2 patents #968 of 1,917Top 55%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
KU Kochi Prefectural Public University: 2 patents #6 of 18Top 35%
YN Yoshikazu Nakayama: 2 patents #4 of 8Top 50%
NC Nissin Electric Co.: 1 patents #95 of 208Top 50%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
OC Otsuka Chemical Co.: 1 patents #131 of 269Top 50%
JA Japan Science And Technology Agency: 1 patents #756 of 2,171Top 35%
SN Sii Nanotechnology: 1 patents #82 of 157Top 55%
Overall (All Time): #21,820 of 4,157,543Top 1%
81
Patents All Time

Issued Patents All Time

Showing 76–81 of 81 patents

Patent #TitleCo-InventorsDate
4339597 Process for producing 2-pentenoic esters Nobuo Isogai, Motoyuki Hosokawa, Natsuko Wakui, Toshiyasu Watanabe 1982-07-13
4332966 Process for producing 3-pentenoic esters Nobuo Isogai, Motoyuki Hosokawa, Natuko Wakui, Toshiyasu Watanabe 1982-06-01
4327225 Process for producing 2-pentenoic ester Nobuo Isogai, Motoyuki Hosokawa, Natsuko Wakui 1982-04-27
4304946 Process for producing ethanol Nobuo Isogai, Natuko Wakui 1981-12-08
4289911 Process for producing methylisobutylketone Nobuo Isogai, Natsuko Wakui 1981-09-15
4243599 Process for simultaneously producing p-toluic acid and alkylene oxide Nobuo Isogai, Takako Takeda 1981-01-06