TY

Takeshi Yuyama

Ricoh Company: 4 patents #4,167 of 9,818Top 45%
EA E.I. Du Pont De Nemours And: 3 patents #2,229 of 8,010Top 30%
📍 Wilmington, DE: #686 of 3,182 inventorsTop 25%
🗺 Delaware: #1,358 of 7,163 inventorsTop 20%
Overall (All Time): #746,386 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
8195078 Processing method of waste toner and processing device of waste toner and image forming device 2012-06-05
5622909 Thermosensitive recording materials Hiromi Furuya, Yasutomo Mori, Keishi Taniguchi 1997-04-22
5352527 Thermal image transfer recording medium Shigeyuki Harada, Yoshihiko Hiyoshi, Keishi Taniguchi 1994-10-04
5328754 Thermosensitive image transfer ink sheet Keishi Taniguchi, Shigeyuki Harada 1994-07-12
5017215 Herbicides for weed control in rice Robert C. Ackerson 1991-05-21
4798621 Selective method-of-use of oxabicycloalkanes Robert C. Ackerson 1989-01-17
4584010 Method for controlling weeds in paddy rice Shunji Takeda 1986-04-22