YY

Yasumitsu Yokoyama

TC Tohoku Ricoh Co.: 9 patents #11 of 204Top 6%
Ricoh Company: 1 patents #6,936 of 9,818Top 75%
📍 Kakuda, JP: #13 of 79 inventorsTop 20%
Overall (All Time): #521,680 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
7444933 Stencil printer Yasunobu Kidoura, Yoshiyuki Shishido, Satoshi Katoh 2008-11-04
6836276 Thermal master making device and thermal printer including the same Yasunobu Kidoura, Satoshi Katoh, Yoshiyuki Shishido 2004-12-28
6786146 Stencil printer Yasunobu Kidoura, Yoshiyuki Shishido, Satoshi Katoh 2004-09-07
6747682 Thermal master making device and thermal printer including the same Yasunobu Kidoura, Satoshi Katoh, Yoshiyuki Shishido 2004-06-08
6664992 Device for making a master Yasunobu Kidoura, Satoshi Katoh, Yoshiyuki Shishido 2003-12-16
6130697 Thermal master making device Yoshiyuki Shishido, Satoshi Katoh, Yasunobu Kidoura 2000-10-10
6050184 Thermal master making device and thermal recording device Yasunobu Kidoura, Satoshi Katoh, Yoshiyuki Shishido 2000-04-18
5809879 Control device for a thermosensitive stencil printer Yoshiyuki Shishido, Satoshi Katoh 1998-09-22
5685222 Control device for a thermosensitive stencil printer Yoshiyuki Shishido, Satoshi Katoh 1997-11-11
5216951 Thermal plate making apparatus Mitsuo Sato 1993-06-08