YM

Yoshiaki Matsunaga

Ricoh Company: 4 patents #201 of 1,683Top 15%
📍 Toyokawa, JP: #4 of 85 inventorsTop 5%
Overall (2011): #19,660 of 364,097Top 6%
4
Patents 2011

Issued Patents 2011

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8008229 Thermosensitive recording material Toshiaki Ikeda, Hiroaki Matsui, Yoshitaka Sano, Yuhei Fujimoto 2011-08-30
8003568 Thermosensitive recording material Shinji Takano, Takeshi Kajikawa, Toshiaki Ikeda, Masafumi Kumoda 2011-08-23
7968494 Heat-sensitive recording material Shinji Takano 2011-06-28
7906458 Heat-sensitive recording material and production method thereof Shinji Takano, Kazuyuki Uetake 2011-03-15