KO

Kunio Ogasawara

CH Chisso: 20 patents #34 of 833Top 5%
AK Asahi Denka Kogyo K.K.: 6 patents #11 of 162Top 7%
RT Renesas Technology: 3 patents #990 of 3,337Top 30%
AK Asahi Denka Kogyo: 2 patents #36 of 196Top 20%
CP Chugai Pharmaceutical: 2 patents #485 of 1,238Top 40%
HS Hitachi Hokkai Semiconductor: 2 patents #30 of 98Top 35%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
MA Maruha: 1 patents #21 of 53Top 40%
MC Mitsumi Electric Co.: 1 patents #527 of 935Top 60%
AC Adeka Argus Chemical Co.: 1 patents #35 of 63Top 60%
Overall (All Time): #90,822 of 4,157,543Top 3%
37
Patents All Time

Issued Patents All Time

Showing 26–37 of 37 patents

Patent #TitleCo-InventorsDate
5352845 Process for manufacture of optically active saturated compounds Seiichi Takano 1994-10-04
5310956 Optically active epoxides and a process for the production thereof Seiichi Takano 1994-05-10
5300664 Method for producing (+)-estrone derivatives Seiichi Takano 1994-04-05
5262552 Optically active compounds and intermediates thereof, and process for manufacturing same Seiichi Takano 1993-11-16
5254704 Optically active epoxides and a process for the production thereof Seiichi Takano 1993-10-19
5243096 Optically active pentane derivatives and intermediates thereof, and process for manufacturing same Seiichi Takano 1993-09-07
5233056 Optically active chroman derivatives and intermediates thereof, and process for manufacturing same Seiichi Takano 1993-08-03
5200111 Optically active compound Seiichi Takano, Toshihiro Shibata, Masaki Kimura, Norio Kurosawa 1993-04-06
5136061 Optically active pentane derivatives and intermediates thereof, and process for manufacturing same Seiichi Takano 1992-08-04
5089176 Optically active monoester compounds and producing Tetsuya Ogawa, Naoyuki Yoshida, Seiichi Takano 1992-02-18
5043094 Optically active bisaryl compound Seiichi Takano, Toshihiro Shibata, Norio Kurosawa 1991-08-27
4985571 6-membered lactones useful as intermediates for antilipemic mevalonic acid lactones Seiichi Takano, Yohichi Shimazaki, Yoshinori Sekiguchi 1991-01-15