KS

Keiji Shimiya

KO Kasei Optonix: 8 patents #6 of 142Top 5%
TC Toppan Printing Co.: 1 patents #691 of 1,467Top 50%
Canon: 1 patents #14,899 of 19,416Top 80%
Overall (All Time): #671,612 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
4701622 Fluorescent screen having a variation in sensitivity and method of manufacturing the same Yuichiro Koizumi, Masaki Nojima 1987-10-20
4536436 Radiographic image conversion screens Hidehiko Maeoka, Etsuo Shimizu, Yujiro Suzuki, Norio Miura 1985-08-20
4529647 Radiographic image conversion screens Hidehiko Maeoka, Etsuo Shimizu, Yujiro Suzuki, Norio Miura 1985-07-16
4507563 Radiographic image conversion screens Hidehiko Maeoka, Etsuo Shimizu, Yujiro Suzuki, Norio Miura 1985-03-26
4486486 Radiographic image conversion screens Hidehiko Maeoka, Etsuo Shimizu, Yujiro Suzuki, Norio Miura 1984-12-04
4362944 Radiographic intensifying screen Yujiro Suzuki, Norio Mirua 1982-12-07
4292107 Process for manufacturing a radiographic intensifying screen Michio Tanaka, Norio Miura 1981-09-29
4205234 Intensifying screens Yujiro Suzuki, Takashi Miyagawa 1980-05-27