YI

Yutaka Igari

KK Kureha Kagaku Kogyo: 2 patents #222 of 607Top 40%
PE Pentax: 2 patents #187 of 396Top 50%
KU Kureha: 1 patents #186 of 354Top 55%
Overall (All Time): #1,024,834 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7718572 Microcapsule suspension liquid and process for production thereof Tsuneo Okamoto, Yuzi Hori 2010-05-18
6746984 Image-forming medium coated with microcapsule layer for forming image Minoru Suzuki, Kazuyuki Shimbo 2004-06-08
6586364 Heat-sensitive microcapsule and recording medium using same Yukio Kubota, Minoru Suzuki, Kazuyuki Shimbo 2003-07-01
6486099 Microcapsule and process for production thereof Yuzi Hori, Tsuneo Okamoto 2002-11-26
4783438 Partially pressure-sensitive recording paper Yoshio Okada, Yuriko Igarashi 1988-11-08