SK

Seiji Katayama

TI Toyota Industries: 16 patents #358 of 1,610Top 25%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
SC Shin-Etsu Chemical Co.: 2 patents #1,026 of 2,176Top 50%
TC Taiho Kogyo Co.: 2 patents #102 of 332Top 35%
OU Osaka University: 1 patents #681 of 1,984Top 35%
SN San Nopco: 1 patents #6 of 20Top 30%
SM Suzuki Motor: 1 patents #523 of 1,209Top 45%
KC Kuroki Kogyosho Co.: 1 patents #4 of 11Top 40%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
Overall (All Time): #139,438 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 26–28 of 28 patents

Patent #TitleCo-InventorsDate
4915980 Method for producing amorphous metal layer Akira Matsunawa, Takanori Kuroki 1990-04-10
4733942 Optical fiber coated with an organopolysiloxane curable with actinic rays Yoshinori Hida, Shohei Kozakai, Noriyuki Meguriya 1988-03-29
4619691 Method of manufacturing ultra-fine particles Takeshi Araya, Akira Matsunawa, Susumu Hioki, Yoshiro Ibaraki, Yoshishige Endo 1986-10-28