MW

Masachika Watanabe

Dai Nippon Printing Co.: 29 patents #33 of 2,222Top 2%
OL Olympus: 2 patents #1,626 of 3,097Top 55%
DC Dia Nippon Printing Co.: 1 patents #1 of 18Top 6%
KO Konica Minolta Opto: 1 patents #236 of 418Top 60%
NI Nikon: 1 patents #1,647 of 2,493Top 70%
📍 Oshima, JP: #17 of 1,090 inventorsTop 2%
Overall (All Time): #113,773 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 26–32 of 32 patents

Patent #TitleCo-InventorsDate
6818270 Hologram laminate and hologram label Miwa Ishimoto, Hiroyuki Ohtaki, Kenji Ueda 2004-11-16
6687031 Holographic display element and method of making the same Daijiro Kodama 2004-02-03
6687029 Viewing optical system and image pickup optical system and apparatus using the same Takahiro Amanai, Tetsuhide Takeyama 2004-02-03
6667819 Reflection type diffuse hologram, hologram for reflection hologram color filters, etc., and reflection type display device using such holograms Shingo Nishikawa, Kenji Ueda, Toshikazu Segawa, Tsuyoshi Hotta, Yuko Kuwabara 2003-12-23
6476942 Process for producing original hologram film Daijiro Kodama, Hiroyuki Otaki 2002-11-05
6404518 Full-color hologram and method of producing the same Emi Takabayashi, Kenji Ueda, Tsuyoshi Kashiwagi 2002-06-11
6366369 Transmission hologram fabrication process Nobuhiko Ichikawa 2002-04-02