Hideo Hayashi

NO Nippon Oil: 15 patents #32 of 773Top 5%

KC Kuraray Co.: 11 patents #105 of 1,827Top 6%

IC Idemitsu Petrochemical Co.: 6 patents #48 of 578Top 9%

PA Panasonic: 4 patents #6,180 of 21,108Top 30%

NE Nec: 4 patents #3,388 of 14,502Top 25%

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

Nissan Motor Co.: 3 patents #2,303 of 8,689Top 30%

EB Ebara: 2 patents #752 of 1,611Top 50%

KC Kureha Chemical Industry Co.: 2 patents #45 of 215Top 25%

TO Toyota: 1 patents #15,335 of 26,838Top 60%

KG Kuraray Europe Gmbh: 1 patents #31 of 80Top 40%

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

SC Sumitomo Special Metals Co.: 1 patents #136 of 262Top 55%

TC Toyo Ink Mfg. Co.: 1 patents #227 of 499Top 50%

BC Busyu Kogyo Co.: 1 patents #2 of 2Top 100%

📍 Okayama, JP: #12 of 1,590 inventorsTop 1%

Overall (All Time): #51,086 of 4,157,543Top 2%

Patents All Time

Issued Patents All Time

Showing 51–52 of 52 patents

Patent #	Title	Co-Inventors	Date
4210733	Composite resinous composition	Hisatake Sato	1980-07-01
4205145	Resins for printing inks	Shozo Tsuchiya, Akio Oshima	1980-05-27