HM

Hironori Matsumoto

SL Semiconductor Energy Laboratory: 5 patents #660 of 1,113Top 60%
HI Hitachi: 4 patents #8,942 of 28,497Top 35%
TC Toshiba Silicone Co.: 4 patents #26 of 169Top 20%
Sharp Kabushiki Kaisha: 4 patents #3,475 of 10,731Top 35%
JR Japan Synthetic Rubber: 3 patents #110 of 558Top 20%
YA Yazaki: 3 patents #1,239 of 3,427Top 40%
TO Toyota: 2 patents #10,861 of 26,838Top 45%
MC Murata Manufacturing Co.: 2 patents #2,631 of 5,295Top 50%
NT NTT: 2 patents #2,095 of 4,871Top 45%
OC Okumura Co.: 1 patents #6 of 25Top 25%
FI Fujikin Incorporated: 1 patents #196 of 318Top 65%
MC Mitsui Chemicals: 1 patents #1,270 of 2,279Top 60%
Bridgestone: 1 patents #1,586 of 2,860Top 60%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
📍 Tochigi, JP: #128 of 2,789 inventorsTop 5%
Overall (All Time): #142,959 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 26–27 of 27 patents

Patent #TitleCo-InventorsDate
4640968 Ethylidene norbornyl group-containing polysiloxane Junichiro Watanabe, Yuichi Funahashi, Kazuo Sugiura 1987-02-03
4436167 Method of excavating a pile hole and an apparatus therefor Masakazu Masuda 1984-03-13