KH

Kenzo Hanawa

SK Showa Denko K.K.: 22 patents #25 of 1,736Top 2%
MC Mitsui Mining & Smelting Co.: 10 patents #39 of 838Top 5%
TC Toyoda Gosei Co.: 5 patents #462 of 2,296Top 25%
SD Showa Denko: 3 patents #59 of 593Top 10%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
ML Mitsui Mining Company, Limited: 1 patents #30 of 92Top 35%
RE Resonac: 1 patents #191 of 474Top 45%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
Overall (All Time): #70,341 of 4,157,543Top 2%
43
Patents All Time

Issued Patents All Time

Showing 26–43 of 43 patents

Patent #TitleCo-InventorsDate
7935980 Method of manufacturing a semiconductor light-emitting device Yasunori Yokoyama 2011-05-03
7737434 Light-emitting diode illumination source Kenji Shinozaki, Tsuyoshi Kato, Yoshiaki Takahashi 2010-06-15
7585690 Process for producing group III nitride compound semiconductor light emitting device, group III nitride compound semiconductor light emitting device and lamp Hisayuki Miki, Yasumasa Sasaki 2009-09-08
6926977 Magnetic recording medium, production process thereof, and magnetic recording and reproducing apparatus Hiroshi Osawa 2005-08-09
6727010 Magnetic recording medium, production process thereof, magnetic recording and reproducing apparatus, and medium substrate Hiroshi Ohsawa 2004-04-27
6673134 Fine copper powder and process for producing the same Kazuaki Takahashi 2004-01-06
6395332 Fine copper powder and process for producing the same Kazuaki Takahashi 2002-05-28
6334905 Unleaded solder powder and production method therefor Kiyotaka Yanagi 2002-01-01
6159858 Slurry containing manganese oxide and a fabrication process of a semiconductor device using such a slurry Sadahiro Kishii, Ko Nakamura, Yoshihiro Arimoto, Akiyoshi Hatada, Rintaro Suzuki +1 more 2000-12-12
6083476 Black ultrafine magnetite particles and process for preparing the same Naoyoshi Mochizuki 2000-07-04
6004526 Process for preparing cathode active material for lithium secondary battery Akiko Sugimoto, Shintaro Ishida 1999-12-21
5951724 Fine particulate polishing agent, method for producing the same and method for producing semiconductor devices Naoyoshi Mochizuki, Naruo Ueda, Kazuhiko Kato 1999-09-14
5938798 Cathodic active material composition for dry cells, method for preparing the same, and alkaline battery Sakiko Taenaka, Noriko Hanzawa 1999-08-17
5938837 Cerium oxide ultrafine particles and method for preparing the same Naoyoshi Mochizuki, Naruo Ueda 1999-08-17
5885369 Solder powder, method for making the solder powder and solder paste using the solder powder Takayuki Araki, Yoshinobu Okamura, Yasuhiro Asano 1999-03-23
5766279 Polishing agent, method for producing the same and method for polishing Naruo Ueda, Norikazu Yamamoto, Kazuhiko Kato 1998-06-16
5358660 Magnetic particles for perpendicular magnetic recording Takanori Kidoh, Katsura Ito 1994-10-25
4776885 Sintered composite materials with short metal fibers as matrix Takeo Nakagawa, Kiyoshi Suzuki 1988-10-11