HW

Hirokazu Watari

Ricoh Company: 4 patents #4,167 of 9,818Top 45%
Kawasaki: 2 patents #1,008 of 2,943Top 35%
KS Kawasaki Steel: 1 patents #889 of 1,922Top 50%
📍 Numazu, JP: #252 of 856 inventorsTop 30%
Overall (All Time): #863,683 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
8283287 Thermosensitive recording material Hideo Aihara, Ichiro Sawamura, Hiroshi Tohmatsu, Shinji Okada 2012-10-09
8227379 Thermosensitive recording medium and recording method Shinji Okada, Hiroshi Tohmatsu, Hideo Aihara 2012-07-24
7985711 Thermosensitive recording material and recording method using the same Hiroshi Tohmatsu, Hideo Aihara, Shinji Okada, Ichiro Sawamura 2011-07-26
5718141 Universal rolling machine 1998-02-17
5533374 Edging roll for rolling shape Tsuneo Seto, Atsushi Hatanaka, Harumi Egeyama, Hironori Miura, Kazuo Ohmori 1996-07-09
4777079 Image transfer type thermosensitive recording medium Masanaka Nagamoto, Tetsuji Kunitake, Junko Yamaguchi 1988-10-11