SM

Shigeyuki Matsumoto

Canon: 43 patents #968 of 19,416Top 5%
Mitsubishi Electric: 4 patents #7,099 of 25,717Top 30%
SE Seiko Epson: 3 patents #3,864 of 7,774Top 50%
BE Benkan: 3 patents #2 of 23Top 9%
FI Fujifilm Business Innovation: 2 patents #2,833 of 5,238Top 55%
TC The Cannon Company: 1 patents #3 of 90Top 4%
IBM: 1 patents #44,794 of 70,183Top 65%
Overall (All Time): #41,870 of 4,157,543Top 2%
58
Patents All Time

Issued Patents All Time

Showing 51–58 of 58 patents

Patent #TitleCo-InventorsDate
4743955 Photoelectric converting device 1988-05-10
4429321 Liquid jet recording device 1984-01-31
4394669 Liquid jet recording apparatus Masakazu Ozawa, Kunio Watanabe, Yukuo Nishimura, Takashi Miyazaki 1983-07-19
4370668 Liquid ejecting recording process Toshitami Hara 1983-01-25
4368476 Ink jet recording head Haruo Uehara, Yasushi Takatori, Tokuya Ohta, Yohji Matsufuji 1983-01-11
4336548 Droplets forming device 1982-06-22
4306245 Liquid jet device with cleaning protective means Yukio Kasugayama, Masatsune Kobayashi, Yoshihumi Hattori 1981-12-15
4288799 Liquid jet recording head with permanent jig alignment Shunichi Uzawa, Minoru Miyazaki, Akio Iijima, Kunio Watanabe 1981-09-08