IY

Izumi Yamashita

AS Asahi-Dow: 4 patents #16 of 93Top 20%
AC Asahi Kasei Kogyo Co.: 2 patents #303 of 1,395Top 25%
Yamaha Motor: 2 patents #855 of 2,310Top 40%
YA Yamaha Motor Manufacturing Corporation Of America: 1 patents #20 of 39Top 55%
📍 Yokohama, GA: #11 of 12 inventorsTop 95%
Overall (All Time): #589,499 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
6119801 Power assisted bicycle Yoshiharu Yokoyama, Takeshi Nagase 2000-09-19
D406253 Engine power assisted bicycle Akiyoshi Suzuki 1999-03-02
D364590 Utility vehicle 1995-11-28
5414144 Propylene glycol cyclohexyl ether derivatives, method of producing same and uses thereof Tomonari Watanabe, Masazumi Chono, Tetsushi Kouno 1995-05-09
4558119 Process for polymerization of 2,6-disubstituted phenol Kunio Toyama 1985-12-10
4403057 Diester of 3,5,3',5'-tetrabromo-bisphenol A with halogenated aromatic carboxylic acid Kazuo Yoshida, Yuji Kusumi, Kunio Fukuda, Kichiya Tazaki 1983-09-06
4368293 Polyphenylene ether compositions Kunio Fukuda 1983-01-11
4301062 Diester of 3,5,3',5'-tetrabromo-bisphenol A with halogenated aromatic carboxylic acid Kazuo Yoshida, Yuji Kusumi, Kunio Fukuda, Kichiya Tazaki 1981-11-17
4274998 Diester of 3,5,3',5'-tetrabromo-bisphenol A with halogenated aromatic carboxylic acid Kunio Fukuda, Kichiya Tazaki 1981-06-23