HH

Hiroshi Hatakeyama

NE Nec: 5 patents #2,830 of 14,502Top 20%
YA Yamatake: 2 patents #40 of 243Top 20%
FU Fujifilm: 1 patents #3,076 of 4,519Top 70%
NC Nissha Printing Co.: 1 patents #83 of 206Top 45%
SI Sumitomo Metal Industries: 1 patents #630 of 1,462Top 45%
NC Nihon Ceratec Co.: 1 patents #2 of 27Top 8%
MM Mitsubishi Mining: 1 patents #886 of 2,247Top 40%
Overall (All Time): #466,018 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8503072 Gain-clamped semiconductor optical amplifier 2013-08-06
8166814 Flow sensor and manufacturing method therefor Shinichi Ike, Satoshi Tsuchiya 2012-05-01
8067336 Cardboard cylinder for a heat-sensitive transfer image-receiving sheet, rolled heat-sensitive transfer image-receiving sheet to form a roll shape, and image-forming method Akito Yokozawa 2011-11-29
7974328 Surface-emission type semiconductor laser Naofumi Suzuki, Masayoshi Tsuji, Takayoshi Anan, Kenichiro Yashiki, Kimiyoshi Fukatsu +1 more 2011-07-05
7940828 Optical communication system and optical transmitter Masayoshi Tsuji, Kimiyoshi Fukatsu, Takayoshi Anan, Naofumi Suzuki, Kenichiro Yashiki 2011-05-10
7881358 Surface emitting laser Takayoshi Anan, Naofumi Suzuki, Kenichiro Yashiki, Masayoshi Tsuji, Kimiyoshi Fukatsu +1 more 2011-02-01
7817696 Surface emitting laser 2010-10-19
7261350 Negative pressure attraction device and attraction confirming sensor Junichi Isetani, Hiroyuki Inagaki, Shigeru Aoshima 2007-08-28
6863740 Cleaning method of ceramic member Shirou Moriyama, Hiromichi Ohtaki 2005-03-08
4663192 Production of transparent electrode substrate Masayuki Ogawa, Kozo Matsumura, Eiji Nakagawa 1987-05-05
4196523 Method of centering hollow cylindrical workpiece Kazuto Nagata, Hiroaki Himeno, Hironari Okitomo, Kazunori Tsuruta, Itsuo Murata +4 more 1980-04-08