HS

Hiroshi Sakamoto

HI Hitachi: 50 patents #293 of 28,497Top 2%
HC Hitachi Construction Machinery Co.: 46 patents #11 of 1,234Top 1%
NI Nikon: 34 patents #91 of 2,493Top 4%
Ricoh Company: 10 patents #2,244 of 9,818Top 25%
UN Unknown: 9 patents #1,046 of 83,584Top 2%
NC Navitime Japan Co.: 8 patents #3 of 16Top 20%
NT NTT: 8 patents #658 of 4,871Top 15%
AC Asahi Glass Co.: 7 patents #274 of 2,251Top 15%
AC Amiteq Co.: 7 patents #3 of 10Top 30%
Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%
TK Toyo Denso Kabushiki Kaisha: 5 patents #7 of 182Top 4%
SO Sony: 5 patents #7,785 of 25,231Top 35%
KU Kyushu University: 4 patents #18 of 186Top 10%
AC Ajinomoto Co.: 4 patents #463 of 2,190Top 25%
TO Toyota: 4 patents #6,703 of 26,838Top 25%
KL Kabushiki Kaisha Honda Lock: 4 patents #10 of 171Top 6%
NC Nishimu Electronics Industries Co.: 4 patents #3 of 14Top 25%
NC Nippon Zoki Pharmaceutical Co.: 3 patents #27 of 156Top 20%
FS Freeescale Semiconductor: 3 patents #982 of 3,767Top 30%
Honda Motor Co.: 3 patents #6,619 of 21,052Top 35%
JT Japan Tobacco: 3 patents #223 of 1,187Top 20%
Kawasaki: 3 patents #725 of 2,943Top 25%
KS Kobe Steel: 3 patents #455 of 1,773Top 30%
NC Nippon Electric Industry Co.: 3 patents #4 of 23Top 20%
Nsk: 3 patents #483 of 1,559Top 35%
AT Agency Of Industrial Science And Technology: 3 patents #163 of 1,778Top 10%
PA Panasonic: 3 patents #7,617 of 21,108Top 40%
CC Clarion Co.: 2 patents #253 of 721Top 40%
SK Showa Denko K.K.: 2 patents #639 of 1,736Top 40%
FD Fdk: 2 patents #88 of 324Top 30%
SU Sunstar: 2 patents #19 of 211Top 10%
DC Dainippon Ink And Chemicals: 2 patents #241 of 1,002Top 25%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
NI Nisshinbo Industries: 1 patents #182 of 375Top 50%
FC Fuji Sangyo Co.: 1 patents #5 of 19Top 30%
SM Shin Caterpillar Mitsubishi: 1 patents #64 of 184Top 35%
TA Takata: 1 patents #316 of 608Top 55%
EA Eaton: 1 patents #1,900 of 3,708Top 55%
UT University Of Tsukuba: 1 patents #70 of 344Top 25%
DE Denso: 1 patents #6,940 of 11,792Top 60%
WF Webasto Ag Fahrzeugtechnik: 1 patents #32 of 71Top 50%
XI Xanavi Informatics: 1 patents #75 of 156Top 50%
MI Ministry Of International Trade & Industry: 1 patents #189 of 582Top 35%
NC Nagano Japan Radio Co.: 1 patents #20 of 49Top 45%
KC Kcm: 1 patents #35 of 84Top 45%
NP Nec Platforms: 1 patents #114 of 361Top 35%
NE Nec: 1 patents #7,889 of 14,502Top 55%
HM Hitachi Maxell: 1 patents #659 of 1,211Top 55%
KS Kobe Steel: 1 patents #78 of 306Top 30%
HS Hitachi Automotive Systems: 1 patents #965 of 1,636Top 60%
AG Agc: 1 patents #509 of 954Top 55%
Overall (All Time): #1,647 of 4,157,543Top 1%
271
Patents All Time

Issued Patents All Time

Showing 25 most recent of 271 patents

Patent #TitleCo-InventorsDate
12416131 Work machine Yusuke Suzuki, Hiroaki Tanaka, Yasuhiko Kanari, Teruki IGARASHI, Akihiro Narazaki 2025-09-16
12286928 Compressed air supply system Hiroaki Takami, Naoya Sekoguchi, Katsuhiko Ishida, Kenta Umezaki, Tatsuhiko Goi 2025-04-29
12286768 Work machine Hiroaki Tanaka, Yusuke Suzuki, Akihiro Narazaki, Yasuhiko Kanari 2025-04-29
12241236 Work machine including a boom, an arm and a bucket, and for performing work including finishing and rough excavation of a flat surface or an inclined surface of a construction target Hiroaki Tanaka, Hisami NAKANO, Yusuke Suzuki 2025-03-04
12134989 Compressed air supply system Hiroaki Takami, Naoya Sekoguchi, Katsuhiko Ishida, Kenta Umezaki, Tatsuhiko Goi 2024-11-05
12110662 Work machine Kazushige KUROKAMI, Takaaki Ishii, Shigeki Tokita, Yoshiyuki Tsuchie 2024-10-08
12110828 Gas turbine engine for use in aircraft Hiroaki Takami, Naoya Sekoguchi, Katsuhiko Ishida, Kenta Umezaki, Tatsuhiko Goi 2024-10-08
12098520 Site management system and work machine Mariko Mizuochi, Hiroyuki Yamada 2024-09-24
12065803 Compaction control of work machine Hiroaki Tanaka, Hisami NAKANO, Takaaki CHIBA, Yuusuke Suzuki 2024-08-20
12058078 Interference area detection method for wireless communication system, interference area detection system, interference area detection device, and interference area detection program Hiroyuki Nakamura, Tomoaki OGAWA, Makoto Umeuchi, Shinya Otsuki, Junichi IWATANI +1 more 2024-08-06
12056779 Reception system, reception method, and program Teruoki Matsumoto, Naorni Kakinaga, Kiyokazu Otsuka 2024-08-06
12043989 Working machine Joonyoung Roh, Youhei TORIYAMA, Naoki Hayakawa 2024-07-23
12024177 Sensor abnormality estimation device Makoto Kawaharada 2024-07-02
12012716 Work machine Yusuke Suzuki, Hiroaki Tanaka, Hisami NAKANO, Akihiro Narazaki 2024-06-18
12010586 Position estimation method, position estimation system, position estimation server, and position estimation program Masamichi HOSODA, Tadashi Mori, Masaru Miyamoto, Tomoki Murakami, Tomoaki OGAWA 2024-06-11
11985533 Wireless communication system, aggregation device, interference source air time acquisition method, and interference source air time acquisition program Junichi IWATANI, Hiroyuki Nakamura, Tomoaki OGAWA, Makoto Umeuchi, Shinya Otsuki +1 more 2024-05-14
11985529 Wireless LAN communication system, access point communication quality determination method, and information collection server Masayoshi Nabeshima, Hiroyuki Nakamura, Tomoaki OGAWA, Shinya Otsuki, Makoto Umeuchi +1 more 2024-05-14
11889329 Radio performance measurement system, radio performance measurement method, radio performance measurement device, and radio performance measurement program Shinya Otsuki, Tomoaki OGAWA, Makoto Umeuchi, Junichi IWATANI, Masayoshi Nabeshima +1 more 2024-01-30
11879233 Work machine Ryu NARIKAWA, Hidekazu Moriki 2024-01-23
11840822 Work machine Hiroaki Tanaka, Hisami NAKANO, Yuusuke Suzuki 2023-12-12
11812292 Wireless LAN communication quality estimation method, wireless LAN communication quality estimation system, information collection device, and wireless LAN communication quality estimation device Masayoshi Nabeshima, Shinya Otsuki, Tomoaki OGAWA, Makoto Umeuchi, Junichi IWATANI +1 more 2023-11-07
11668069 Construction machine Shinji Ishihara, Hidekazu Moriki, Ryu NARIKAWA 2023-06-06
11655612 Work machine Hiroaki Tanaka, Hisami NAKANO, Yuusuke Suzuki 2023-05-23
11649612 Work machine Ryu NARIKAWA, Hidekazu Moriki, Shinji Ishihara 2023-05-16
11595935 Radio information collection method and radio information collection system Tomoaki OGAWA, Hiroyuki Nakamura, Shinya Otsuki, Makoto Umeuchi, Junichi IWATANI +1 more 2023-02-28