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Yukimitsu Yamada

AC Alps Alpine Co.: 17 patents #5 of 525Top 1%
AC Alps Electric Co.: 14 patents #83 of 2,177Top 4%
AC Alps Electronics Co.: 1 patents #1 of 19Top 6%
JH Jins Holdings: 1 patents #6 of 21Top 30%
LC Lg Philips Lcd Co.: 1 patents #528 of 888Top 60%
Overall (All Time): #111,482 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 1–25 of 32 patents

Patent #TitleCo-InventorsDate
12058608 Communication method, direction-of-arrival estimating method, position estimating method, communication system, direction-of-arrival estimating system, position estimating system, and receiver Mitsunobu Inoue 2024-08-06
12003357 Receiver Daisuke Takai, Mitsunobu Inoue 2024-06-04
11926285 Remote communication system Yoshihisa Kishimoto, Keigo WAKANA, Daisuke Takai, Mitsuharu Nakasato, Kazuma Sato 2024-03-12
11851919 Door handle Toshiki Nakamura, Takashi Sasaki, Yoshiyuki Kikuchi, Yuzuru KAWANA, Heishiro FUDO +1 more 2023-12-26
11492823 Door handle Toshiki Nakamura, Takashi Sasaki, Yoshiyuki Kikuchi, Yuzuru KAWANA, Daisuke Takai +1 more 2022-11-08
11085801 Physical quantity measuring apparatus 2021-08-10
11073594 Position estimating device, position estimating system, and position estimating method Keigo WAKANA 2021-07-27
11029754 Calibration method, portable device, and computer-readable storage medium 2021-06-08
11006898 Biological information measurement apparatus, method for controlling the same, and recording medium Daisuke Takai, Toshiki Nakamura 2021-05-18
10863929 Step count measuring apparatus and medium 2020-12-15
10794706 Position detection system Keigo WAKANA, Daisuke Takai 2020-10-06
10794723 Walking measurement device, walking measurement method, and program Susumu Nakamura, Shunsuke Shioya 2020-10-06
10760904 Wearable device, posture measurement method, and non-transitory recording medium Daisuke Takai 2020-09-01
10710552 Smart keyless entry system Daisuke Takai 2020-07-14
10649065 Position detection system Keigo WAKANA, Daisuke Takai, Toshiki Nakamura, Hironori Takayama 2020-05-12
10599202 Electronics device Takashi Sasaki 2020-03-24
10386455 Position detection system Keigo WAKANA, Daisuke Takai, Toshiki Nakamura, Hironori Takayama 2019-08-20
9234754 Geomagnetism sensing device Kisei Hirobe 2016-01-12
8577636 Azimuth calculation program and electronic compass Kisei Hirobe, Katsuyuki Kawarda 2013-11-05
7865323 Calibration program and electronic compass Kisei Hirobe, Katsuyuki Kawarada 2011-01-04
7377046 Inclination sensor and azimuth measuring apparatus using inclination sensor 2008-05-27
7336254 Shift register that suppresses operation failure due to transistor threshold variations, and liquid crystal driving circuit including the shift register Chisato Iwasaki, Tatsumi Fujiyoshi, Koji Kikuchi 2008-02-26
7301517 Liquid-crystal display apparatus capable of reducing line crawling Hiroyuki Hebiguchi, Akira Nakano 2007-11-27
7268544 Magnetism detecting device for canceling offset voltage 2007-09-11
7224338 Signal processing circuit and liquid crystal display device using the same 2007-05-29