MO

Masaya Ohtsuka

Ricoh Company: 9 patents #2,462 of 9,818Top 30%
HI Hitachi: 7 patents #5,859 of 28,497Top 25%
HE Hitachi-Ge Nuclear Energy: 2 patents #84 of 313Top 30%
Overall (All Time): #257,294 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
8975707 Semiconductor device 2015-03-10
8571163 Monitoring method and monitoring program for boiling water reactor, and acoustic damping method for boiling water reactor Kiyoshi Fujimoto, Masaaki Tsubaki 2013-10-29
8426942 Semiconductor device with a fuse Masashi Oshima, Ryuta Isobe 2013-04-23
8217491 Semiconductor device Masashi Oshima 2012-07-10
8212282 Semiconductor device used in step-up DC-DC converter, and step-up DC-DC converter Yoshinori Ueda 2012-07-03
8009788 Monitoring method and monitoring program for boiling water reactor, and acoustic damping method for boiling water reactor Kiyoshi Fujimoto, Masaaki Tsubaki 2011-08-30
7977764 Semiconductor device 2011-07-12
7970094 Nuclear power plant and operation method thereof Kazuaki Kitou, Masao Chaki, Kouji Shiina, Motoo Aoyama, Masayuki Nagasawa +3 more 2011-06-28
7944000 Semiconductor resistor, method of manufacturing the same, and current generating device using the same Hiroaki Abe 2011-05-17
7906820 Source offset MOSFET optimized for current voltage characteristic invariance with respect to changing temperatures 2011-03-15
7842967 Semiconductor device used in step-up DC-DC converter, and step-up DC-DC converter Yoshinori Ueda 2010-11-30
7333584 Nuclear power plant and operation method thereof Kazuaki Kitou, Masao Chaki, Kouji Shina, Motoo Aoyama, Masayuki Nagasawa +3 more 2008-02-19
6871503 Gas turbine combustor with fuel-air pre-mixer and pre-mixing method for low nox combustion Hiroshi Inoue, Tomomi Koganezawa, Nariyoshi Kobayashi, Kazuyuki Ito, Isao Takehara 2005-03-29
6761033 Gas turbine combustor with fuel-air pre-mixer and pre-mixing method for low NOx combustion Hiroshi Inoue, Tomomi Koganezawa, Nariyoshi Kobayashi, Kazuyuki Ito, Isao Takehara 2004-07-13
6718001 Nuclear reactor Masataka Hidaka, Tadashi Fujii, Naoyuki Yamada, Junichi Yamashita 2004-04-06
6150698 Semiconductor device and method of forming semiconductor device having non-uniformly doped well Takeshi Nanjyo, Ikue Kawashima 2000-11-21
5899074 Gas turbine combustor and operation method thereof for a diffussion burner and surrounding premixing burners separated by a partition Yasutaka Komatsu, Haruo Urushidani, Shigeru Azuhata, Nobuyuki Iizuka, Yasuyuki Watanabe +3 more 1999-05-04
5623826 Combustor having a premix chamber with a blade-like structural member and method of operating the combustor Shin-ichi Inage 1997-04-29