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For the Inventor, By the Inventor

Yokohama, Japan

Norio Takahashi

USPTO Granted Patents = 52 


Average Co-Inventor Count = 3.6

ph-index = 13

Forward Citations = 551(Granted Patents)

Forward Citations (Not Self Cited) = 546(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Yamato, JP (1982)
  • Ibaraki, JP (1984)
  • Osaka, JP (1986)
  • Tochigi, JP (1993)
  • Kanagawa-ken, JP (1996 - 2004)
  • Hiratsuka, JP (1993 - 2013)
  • Izumi-ku, JP (2014 - 2016)
  • Izumi, JP (2016)
  • Kanagawa, JP (1994 - 2017)
  • Yokohama, JP (1987 - 2021)
  • Yokohama Kanagawa, JP (2018 - 2024)

Company Filing History:

goldMedal29 out of 52,735 
 
Kabushiki Kaisha Toshiba
 patents
silverMedal7 out of 1,193 
 
Nifco Inc.
 patents
bronzeMedal5 out of 304 
 
Toshiba Energy Systems & Solutions Corporation
 patents
4. 4 out of 42,496 
 
Hitachi, Ltd.
 patents
5. 3 out of 16 
 
Toshiba Industrial Products Manufacturing Corporation
 patents
6. 3 out of 1,009 
 
Kabushiki Kaisha Komatsu Seisakusho
 patents
7. 3 out of 279 
 
Toshiba Infrastructure Systems & Solutions Corporation
 patents
8. 2 out of 2,510 
 
Ebara Corporation
 patents
9. 2 out of 2,732 
 
Komatsu Corporation
 patents
10. 2 out of 71 
 
Kelk Ltd.
 patents
11. 1 out of 10 
 
Matsushita Reiki Company, Limited
 patents
12. 1 out of 984 
 
Tohoku University
 patents
13. 1 out of 2 
 
Komatsu Electronics Inc.
 patents
14. 1 out of 31 
 
Toshiba Industrial Products and Systems Corporation
 patents
15. 2 out of 832,843 
Other
 patents
where one patent can have more than one assignee

Years Active: 1982-2024

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Areas of Expertise:
Rotating Electrical Machine
Permanent Magnet Electric Motor
Synchronous Reluctance Motor
Induction Motor
Temperature Control Device
Fluid Temperature Control
Heat Exchanger
Rotor Design
Electrical Machine Diagnostics
Cap Mechanism
Excavator Control Systems
Winding Short-Circuit Detection
52 patents (USPTO):Explore Patents
1. 12057743 - Abnormality detection system of rotary electrical machine (2024-08-06),
2. 11346885 - Winding interlayer short-circuit detection apparatus and winding interlayer short-circuit detection method (2022-05-31),
3. 11165291 - Stator core support device and rotating electrical machine (2021-11-02),
4. 11031832 - Stator of rotating electrical machine and method of manufacturing stator of rotating electrical machine (2021-06-08),
5. 10770945 - Rotating electrical machine coil (2020-09-08),
6. 10749420 - Synchronous reluctance rotating electrical machine (2020-08-18),
7. 10587159 - Rotor and reluctance motor (2020-03-10),
8. 10530203 - Rotor and reluctance motor (2020-01-07),
9. 10447126 - Induction motor including rotor teeth having an inclined surface (2019-10-15),
10. 10069390 - Synchronous reluctance rotating electric machine (2018-09-04),
11. 9853508 - Synchronous reluctance motor and rotor for synchronous reluctance motor (2017-12-26),
12. 9780611 - Rotary electric machine using permanent magnet (2017-10-03),
13. 9496774 - Permanent magnet electric motor (2016-11-15),
14. 9490684 - Permanent magnet electric motor (2016-11-08),
15. 9373992 - Permanent magnet electric motor (2016-06-21),

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