Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
YS

Yo Sato — 115 Patents

SASato: 37 patents #1 of 223Top 1%
KKKabushiki Kaisha Sato Kenkyusho: 35 patents #1 of 1Top 100%
HBHgst Netherlands, B.V.: 12 patents #51 of 972Top 6%
Hitachi: 9 patents #4,654 of 28,497Top 20%
Sony: 8 patents #5,371 of 25,231Top 25%
HGHGST: 5 patents #429 of 1,677Top 30%
WTWestern Digital Technologies: 5 patents #666 of 3,180Top 25%
Toyota: 3 patents #8,470 of 26,838Top 35%
RIRiken: 1 patents #679 of 1,824Top 40%
OIOsaka Bioscience Institute: 1 patents #22 of 57Top 40%
Yokohama, JP: #256 of 49,234 inventorsTop 1%
Overall (All Time): #10,885 of 4,157,543Top 1%
115 Patents All Time
Yo Sato has been granted 115 US patents while listed as an inventor at Sato. The first was granted in 1980 and the most recent in September 2025. Yo Sato ranks #10,885 of 4,157,543 US inventors in our database (top 0.26%). Patent records list Yo Sato in Yokohama, JP.

Patents per Year

Patents granted per year, 1980 to 2025Bar chart with a peak of 19 patents in 1980.peak 191980: 19 patents19801981: 10 patents1982: 15 patents1983: 3 patents19831984: 10 patents1985: 4 patents1986: 1 patents19861987: 2 patents1988: 4 patents1989: 3 patents19891990: 1 patents2007: 1 patents2010: 1 patents20102011: 3 patents2012: 1 patents2013: 3 patents20132014: 4 patents2015: 6 patents2016: 8 patents20162017: 2 patents2018: 3 patents2020: 1 patents20202021: 4 patents2022: 2 patents2023: 3 patents20232025: 1 patents2025

Issued Patents All Time

Showing 1–25 of 115 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12424254 Storage device, electronic apparatus, and method of manufacturing storage device Hiroyuki Uchida 2025-09-23
11696866 Walking training system and operation method Taiga Matsumoto, Issei Nakashima, Masayuki Imaida 2023-07-11 $1,112,000
11617702 Walking training system and operation method Taiga Matsumoto, Issei Nakashima, Masayuki Imaida 2023-04-04 $536,000
11551737 Magnetic storage element and electronic apparatus Naoki Hase, Masanori Hosomi, Yutaka Higo, Hiroyuki Ohmori, Hiroyuki Uchida 2023-01-10 $602,000
11462681 Magnetic storage element, magnetic head, magnetic storage device, electronic apparatus, and method for manufacturing magnetic storage element Hiroyuki Uchida, Masanori Hosomi, Kazuhiro Bessho, Yutaka Higo, Naoki Hase +1 more 2022-10-04 $401,000
11406556 Walking training system, harness, and operation method Taiga Matsumoto, Issei Nakashima, Masayuki Imaida 2022-08-09 $735,000
11195989 Ferromagnetic tunnel junction element and method of manufacturing the same Hiroyuki Ohmori, Masanori Hosomi, Yutaka Higo, Hiroyuki Uchida, Naoki Hase 2021-12-07 $1,948,000
11069389 Magnetic memory and magnetic memory recording method Hiroyuki Ohmori, Masanori Hosomi, Yutaka Higo, Hiroyuki Uchida, Naoki Hase 2021-07-20 $969,000
10964604 Magnetic storage element, magnetic storage device, electronic device, and method of manufacturing magnetic storage element Hiroyuki Uchida, Masanori Hosomi, Hiroyuki Ohmori, Kazuhiro Bessho, Yutaka Higo +1 more 2021-03-30 $1,224,000
10964366 Magnetic memory, recording method of magnetic memory, and reading method of magnetic memory Hiroyuki Ohmori, Masanori Hosomi, Yutaka Higo, Hiroyuki Uchida, Naoki Hase 2021-03-30 $1,224,000
10783932 Magnetic memory, semiconductor device, electronic device, and method of reading magnetic memory Yutaka Higo, Masanori Hosomi, Hiroyuki Ohmori, Kazuhiro Bessho, Hiroyuki Uchida +1 more 2020-09-22 $1,015,000
10037772 Low magnetic flux density interface layer for spin torque oscillator Susumu Okamura, Masashige Sato, Keiichi Nagasaka 2018-07-31 $22,129,000
9990943 Texture-control layer for spin torque oscillator Susumu Okamura, Keiichi Nagasaka, Masashige Sato 2018-06-05 $28,602,000
9858952 Microwave assisted magnetic recording head having spin torque oscillator frequency detection Masashige Sato, Susumu Okamura, Keiichi Nagasaka 2018-01-02 $27,349,000
9805746 Low magnetic flux density interface layer for spin torque oscillator Susumu Okamura, Masashige Sato, Keiichi Nagasaka 2017-10-31 $29,364,000
9728210 Texture-control layer for spin torque oscillator Susumu Okamura, Keiichi Nagasaka, Masashige Sato 2017-08-08 $28,956,000
9437222 Spin torque oscillator with high spin torque efficiency and reliability Susumu Okamura, Masao Shiimoto, Katsuro Watanabe, Masashige Sato, Keiichi Nagasaka +1 more 2016-09-06
9406315 AF-mode STO with negative Hk spin polarization layer Masato Shiimoto, Masukaza Igarashi, Keiichi Nagasaka 2016-08-02
9378759 Spin torque oscillator with low magnetic moment and high perpendicular magnetic anisotropy material Keiichi Nagasaka, Masashige Sato, Susumu Okamura, Masato Shiimoto, Masukazu Igarashi 2016-06-28
9336797 Extended spin torque oscillator Masukazu Igarashi, Masato Matsubara, Keiichi Nagasaka, Masato Shiimoto, Masashige Sato 2016-05-10
9311934 Symmetrical STO for oscillation with both polarity bias Masato Shiimoto, Masashige Sato, Masukazu Igarashi, Masato Matsubara 2016-04-12
9305574 Negative-polarization spin-torque-oscillator Keiichi Nagasaka, Masato Shiimoto, Masashige Sato, Masukazu Igarashi, Susumu Okamura 2016-04-05
9230569 Low Bs spin-polarizer for spin torque oscillator Masato Shimoto, Masukazu Igarashi, Keiichi Nagasaka, Susumu Okamura, Masashige Sato 2016-01-05
9230597 Magnetic head having a spin torque oscillator (STO) with a hybrid heusler field generation layer (FGL) Masato Shimoto, Keiichi Nagasaka, Masato Matsubara 2016-01-05
9099107 Stabilizing layer for a spin torque oscillator (STO) Masukazu Igarashi, Keiichi Nagasaka, Susumu Okamura, Masashige Sato, Masato Shimoto 2015-08-04