HO

Hiroaki Ohta

Rohm Co.: 10 patents #296 of 2,292Top 15%
University of California: 8 patents #840 of 18,278Top 5%
Honda Motor Co.: 6 patents #3,726 of 21,052Top 20%
BF Blue Laser Fusion: 5 patents #2 of 3Top 70%
Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
NJ Nuvoton Technology Corporation Japan: 2 patents #77 of 222Top 35%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
KC Konishiroku Photo Industry Co.: 1 patents #532 of 894Top 60%
HI Hitachi Video Engineering, Incorporated: 1 patents #69 of 181Top 40%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
Overall (All Time): #84,979 of 4,157,543Top 3%
38
Patents All Time

Issued Patents All Time

Showing 25 most recent of 38 patents

Patent #TitleCo-InventorsDate
12387853 Synchronized light source for laser fusion system and method for energy generation Shuji Nakamura 2025-08-12
12368279 Airplane configured with a high intensity pulse laser generation system and method Shuji Nakamura 2025-07-22
12160082 Airplane configured with a high intensity pulse laser generation system and method Shuji Nakamura 2024-12-03
12119609 High intensity pulse laser generation system and method Shuji Nakamura 2024-10-15
12065015 Cooling structure Yuki Fukuzawa, Daisuke Miyata, Shogo Hattori 2024-08-20
11784454 High intensity pulse laser generation system and method Shuji Nakamura 2023-10-10
11646230 Chip singulation method Takeshi Harada, Yoshihiro Matsushima 2023-05-09
11552452 Semi-polar III-nitride optoelectronic devices on m-plane substrates with miscuts less than +/− 15 degrees in the c-direction Po Shan Hsu, Kathryn M. Kelchner, Robert M. Farrell, Daniel Arthur Haeger, Anurag Tyagi +3 more 2023-01-10
11488867 Chip singulation method Takeshi Harada, Yoshihiro Matsushima 2022-11-01
10115981 Fuel cell stack Motohiro TAKAHASHI 2018-10-30
9917422 Semi-polar III-nitride optoelectronic devices on M-plane substrates with miscuts less than +/− 15 degrees in the C-direction Po Shan Hsu, Kathryn M. Kelchner, Robert M. Farrell, Daniel Arthur Haeger, Anurag Tyagi +3 more 2018-03-13
9905880 Fuel cell stack Masahiro Mohri, Yasunori Kotani, Masaru Oda, Yasuhiro Watanabe, Akihiro Matsui +4 more 2018-02-27
9368826 Fuel cell stack Tsuyoshi Kobayashi, Kimiharu Mizusaki, Takashi Kuwayama 2016-06-14
9269969 Fuel cell stack Tsuyoshi Kobayashi, Tadashi Nishiyama, Kimiharu Mizusaki, Eri TERADA, Takashi Kuwayama 2016-02-23
9159553 Semipolar or nonpolar nitride-based devices on partially or fully relaxed alloys with misfit dislocations at the heterointerface Feng Wu, Anurag Tyagi, Arpan Chakraborty, James S. Speck, Steven P. DenBaars +2 more 2015-10-13
9077151 Semi-polar III-nitride optoelectronic devices on M-plane substrates with miscuts less than +/-15 degrees in the C-direction Po Shan Hsu, Kathryn M. Kelchner, Robert M. Farrell, Daniel Arthur Haeger, Anurag Tyagi +3 more 2015-07-07
8968950 Method of starting operation of solid polymer electrolyte fuel cell Masahiro Mohri, Yasunori Kotani, Chikara Iwasawa, Junji Uehara, Hiroto Chiba +1 more 2015-03-03
8866126 Anisotropic strain control in semipolar nitride quantum wells by partially or fully relaxed aluminum indium gallium nitride layers with misfit dislocations Feng Wu, Anurag Tyagi, Arpan Chakraborty, James S. Speck, Steven P. DenBaars +2 more 2014-10-21
8761218 Aluminum gallium nitride barriers and separate confinement heterostructure (SCH) layers for semipolar plane III-nitride semiconductor-based light emitting diodes and laser diodes You-Da Lin, Shuji Nakamura, Steven P. DenBaars, James S. Speck 2014-06-24
8692105 III-V nitride-based thermoelectric device Alexander Sztein, Steven P. DenBaars, Shuji Nakamura 2014-04-08
8481991 Anisotropic strain control in semipolar nitride quantum wells by partially or fully relaxed aluminum indium gallium nitride layers with misfit dislocations Feng Wu, Anurag Tyagi, Arpan Chakraborty, James S. Speck, Steven P. DenBaars +2 more 2013-07-09
8189640 Laser light emitting device Taketoshi TANAKA, Kuniyoshi Okamoto 2012-05-29
8124982 Semiconductor light-emitting element and method for fabrication the same Kuniyoshi Okamoto 2012-02-28
8044434 Semiconductor device employing group III-V nitride semiconductors and method for manufacturing the same Hidemi Takasu 2011-10-25
8035131 Method for forming a nitride semiconductor laminated structure and method for manufacturing a nitride semiconductor element Hirotaka OTAKE, Shin Egami 2011-10-11