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Daisuke Tajima — 30 Patents

FAFanuc: 22 patents #101 of 1,735Top 6%

Sony: 4 patents #9,005 of 25,231Top 40%

Applied Materials: 2 patents #3,681 of 7,310Top 55%

Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%

Tokyo, JP: #4,446 of 90,295 inventorsTop 5%

Overall (All Time): #121,623 of 4,157,543Top 3%

30 Patents All Time

Daisuke Tajima has been granted 30 US patents while listed as an inventor at Fanuc. The first was granted in 1998 and the most recent in November 2025. Daisuke Tajima ranks #121,623 of 4,157,543 US inventors in our database (top 2.9%). Patent records list Daisuke Tajima in Tokyo, JP.

Patents per Year

Issued Patents All Time

Showing 1–25 of 30 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12474692	Control device and control method for machine tool	Yugo Morita	2025-11-18
12260025	Information processing apparatus, information processing method, and program	Keijiroh NAGANO, Tsuyoshi Ishikawa, Shin Shiroma	2025-03-25
12169906	Information processing apparatus, information processing method, and program	Miwa Ichikawa, Tsuyoshi Ishikawa, Keijiroh NAGANO, Shin Shiroma	2024-12-17	$1,919,000
12118150	Control device, force sense presentation apparatus, and control method	Yohei Fukuma, Ikuo Yamano	2024-10-15	$654,000
11977681	Information processing device and information processing method	Ikuo Yamano, Yohei Fukuma	2024-05-07	$804,000
11886205	Servo motor controller	Yuuki Morita, Tadashi Okita	2024-01-30	$21,444,000
11687057	Servo motor controller	Yuuki Morita	2023-06-27	$12,733,000
11404981	Motor controller	Yuuki Morita	2022-08-02	$14,167,000
11211887	Motor control device and machine tool	Yuuki Morita, Tadashi Okita	2021-12-28
11029651	Machine learning device, control system, control device, and machine learning method	Yuuki Morita	2021-06-08
10955813	Control apparatus for tapping	Yuuki Morita, Tadashi Okita	2021-03-23
10551817	Device and method of controlling machine tool, to control synchronized operation of spindle axis and feed axis	Tadashi Okita, Yuuki Morita	2020-02-04
10359761	Device and method of controlling machine tool, to control synchronized operation of spindle axis and feed axis	Yuuki Morita, Tadashi Okita	2019-07-23
10209697	Device and method of controlling machine tool, to control synchronized operation of spindle axis and feed axis	Yuuki Morita, Tadashi Okita	2019-02-19
10209700	Machine tool controller having function of changing operation according to motor temperature and amplifier temperature	Tadashi Okita	2019-02-19
10095222	Device and method of controlling machine tool, to control synchronized operation of spindle axis and feed axis	Yuuki Morita	2018-10-09
10090789	Motor control device, motor control method, and non-transitory computer readable medium encoded with computer program	Tadashi Okita, Yuuki Morita	2018-10-02
10065255	Device and method of controlling machine tool, to control synchronized operation of spindle axis and feed axis	Yuuki Morita, Tadashi Okita	2018-09-04
10005165	Device and method of controlling machine tool, to control synchronized operation of spindle axis and feed axis	Yuuki Morita, Tadashi Okita	2018-06-26
10001212	Control system of machine tool	Yuuki Morita	2018-06-19
9377774	Controller for machine tool including main shafts	—	2016-06-28
9356550	Motor controller having abnormality detection function of power transmission unit between motor and main shaft	Tadashi Okita	2016-05-31
9248539	Motor control device for implementing power failure protection of machine tool	—	2016-02-02
9225283	Motor control device for switching PWM frequency to use the same	Yuuki Morita	2015-12-29
9092027	Control apparatus of machine tool including feed shaft motor and main spindle motor	Tadashi Okita	2015-07-28