Isao Saito

Isao Saito

EI Eisai: 24 patents #22 of 998Top 3%

JT Japan Science And Technology: 8 patents #3 of 836Top 1%

SO Sony: 7 patents #6,034 of 25,231Top 25%

AC Asahi Glass Co.: 6 patents #330 of 2,251Top 15%

JA Japan Science And Technology Agency: 4 patents #144 of 2,171Top 7%

HI Hitachi: 4 patents #8,942 of 28,497Top 35%

FC Fuji Electric Co.: 3 patents #717 of 2,643Top 30%

SH Screen Holdings: 3 patents #17 of 100Top 20%

Tdk: 3 patents #1,522 of 3,796Top 45%

AG Agc: 2 patents #337 of 954Top 40%

Honda Motor Co.: 2 patents #8,527 of 21,052Top 45%

NI Ngk Insulators: 2 patents #947 of 2,083Top 50%

TC Tokyo Magnetic Printing Co.: 2 patents #13 of 46Top 30%

SI Sakai Heavy Industries: 1 patents #12 of 32Top 40%

Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%

HA Hakko: 1 patents #35 of 70Top 50%

TC Toagosei Co.: 1 patents #155 of 338Top 50%

TC Tokyo Gas Co.: 1 patents #144 of 412Top 35%

DC Dainippon Screen Mfg. Co.: 1 patents #531 of 977Top 55%

UN Unknown: 1 patents #29,356 of 83,584Top 40%

Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%

YS Yamasa Shoyu: 1 patents #31 of 70Top 45%

Overall (All Time): #23,553 of 4,157,543Top 1%

Issued Patents All Time

Showing 76–78 of 78 patents

Patent #	Title	Co-Inventors	Date
4285940	Cephalosporin derivatives, and antibacterial drugs comprising said derivatives	Yoshimasa Machida, Seiichiro Nomoto, Shigeto Negi, Hironori Ikuta, Kyosuke Kitoh	1981-08-25
4285939	Cephalosporin derivatives, and antibacterial drugs containing the derivatives	Yoshimasa Machida, Motosuke Yamanaka, Seiichiro Nomoto, Shigeto Negi, Kyosuke Kitoh +4 more	1981-08-25
4232344	Device for reproducing a halftone picture by scanning	Seiya Sakamoto, Tetsuo Hohki	1980-11-04