Tokyo, Japan

Takashi Yokoyama

USPTO Granted Patents = 84 

 

Average Co-Inventor Count = 3.2

ph-index = 15

Forward Citations = 1,219(Granted Patents)

Forward Citations (Not Self Cited) = 1,199(Oct 12, 2025)


Inventors with similar research interests:


Location History:

  • Hitachi, JA (1977)
  • Yakuohji, JA (1977)
  • Kodaira, JP (1989)
  • Katsuta, JP (1992 - 1996)
  • Hitachinaka, JP (1998 - 2002)
  • Hitachi-shi, Ibaragi, JP (2003)
  • Hitachi, JP (1990 - 2005)
  • Yokohama, JP (1993 - 2015)
  • Akishima, JP (2019 - 2020)
  • Tokyo, JP (1979 - 2024)

Company Filing History:

goldMedal37 out of 42,485 
 
Hitachi, Ltd.
 patents
silverMedal12 out of 35,658 
 
Nec Corporation
 patents
bronzeMedal6 out of 614 
 
Nkk Corporation
 patents
45 out of 576 
 
Tachi-s Co., Ltd.
 patents
54 out of 2,467 
 
Nec Electronics Corporation
 patents
63 out of 152 
 
Hitachi Automotive Engineering Co., Ltd.
 patents
73 out of 614 
 
Mitsubishi Chemical Industries Limited
 patents
82 out of 129 
 
Hitachi Communication Technologies, Ltd.
 patents
92 out of 2,002 
 
Citizen Watch Company, Ltd.
 patents
102 out of 4,916 
 
Ngk Insulators, Inc.
 patents
112 out of 651 
 
Mitsubishi Hitachi Power Systems, Ltd.
 patents
122 out of 4,618 
 
Mitsubishi Heavy Industries Limited
 patents
132 out of 3,781 
 
Renesas Technology Corp.
 patents
141 out of 248 
 
Hitachi Car Engineering Co., Ltd.
 patents
151 out of 1,438 
 
Stanley Electric Co., Ltd
 patents
161 out of 1,037 
 
Japan Tobacco Inc.
 patents
171 out of 221 
 
Mitsubishi Power, Ltd.
 patents
181 out of 596 
 
Sumco Corporation
 patents
195 out of 832,680 
Other
 patents
where one patent can have more than one assignee

Years Active: 1977-2025

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84 patents (USPTO):

Title: Takashi Yokoyama: A Visionary Inventor Shaping the Future of Technology

Introduction:

Takashi Yokoyama, a renowned inventor based in Tokyo, Japan, has garnered recognition for his passion for innovation and relentless pursuit of excellence in the field of technology. With a total of 83 patents to his name, Yokoyama's inventive spirit continues to inspire the next generation of inventors worldwide.

Latest Patents:

Yokoyama's recent patents showcase his expertise in turbine design and operation. His innovative turbine blade design features a platform, airfoil portion, blade root portion, and shank with unique lateral surfaces, setting new standards in turbine efficiency. Additionally, his method for operating a gas turbine incorporates advanced control parameters based on compressor metal temperature, enhancing turbine performance and longevity.

Career Highlights:

Having worked at esteemed companies such as Hitachi, Ltd. and NEC Corporation, Yokoyama has honed his skills and expertise in the technology sector. His contributions to various projects and inventions have not only propelled these companies forward but have also solidified his reputation as a visionary inventor in the industry.

Collaborations:

Throughout his career, Yokoyama has collaborated with talented individuals such as Gen Murakami and Kunihiro Tsubosaki, sharing knowledge and expertise to create groundbreaking innovations. These collaborations have not only enriched Yokoyama's own inventions but have also fostered a culture of innovation and collaboration within the organizations he has been a part of.

Conclusion:

In conclusion, Takashi Yokoyama's exceptional talent, dedication to innovation, and collaborative spirit have established him as a pioneering inventor shaping the future of technology. His numerous patents, career achievements, and impactful collaborations underscore his significant contributions to the field, leaving a lasting legacy that will continue to inspire inventors for years to come.

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