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For the Inventor, By the Inventor

Nagano, Japan

Toshio Kazama

USPTO Granted Patents = 54 


Average Co-Inventor Count = 1.4

ph-index = 15

Forward Citations = 515(Granted Patents)

Forward Citations (Not Self Cited) = 447(Oct 12, 2025)


Inventors with similar research interests:


Location History:

  • Nagano-ken, JP (1997 - 1998)
  • Ina, JP (2006 - 2011)
  • Kamiina-gun, JP (2013)
  • Nagano, JP (1995 - 2016)
  • Yokohama, JP (2020)
  • Kanagawa, JP (1991 - 2021)

Company Filing History:

goldMedal54 out of 1,232 
 
Nhk Spring Co., Ltd.
 patents
silverMedal1 out of 20 
 
Topura Co., Ltd.
 patents
bronzeMedal1 out of 1 
 
Yamakin Co., Ltd.
 patent
where one patent can have more than one assignee

Years Active: 1991-2021

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54 patents (USPTO):
1. 11028893 - Elastic member and wire for elastic member (2021-06-08),
2. 10889878 - Alloy material, contact probe, and connection terminal (2021-01-12),
3. 10767678 - Fastening member and rod-shaped member for fastening member (2020-09-08),
4. 10591011 - Elastic member and wire for elastic member (2020-03-17),
5. 10411386 - Connection terminal (2019-09-10),
6. 10294977 - Fastening member and rod-like member for fastening member (2019-05-21),
7. 9404941 - Contact probe and probe unit (2016-08-02),
8. 9056355 - Lathe machining member (2015-06-16),
9. 8633724 - Probe-unit base member and probe unit (2014-01-21),
10. 8410610 - Connecting terminals with conductive terminal-forming members having terminal portions extending in different directions (2013-04-02),
11. 8378705 - Wiring substrate and probe card (2013-02-19),
12. 8344747 - Probe unit (2013-01-01),
13. 8087955 - Method for manufacturing conductive contact holder, and conductive contact holder (2012-01-03),
14. 7969170 - Microcontactor probe with reduced number of sliding contacts for Conduction, and electric probe unit (2011-06-28),
15. 7956288 - Conductive contact and method of manufacturing conductive contact (2011-06-07),

Title: Toshio Kazama - Pioneering Inventor from Nagano

Introduction: Toshio Kazama is a renowned inventor hailing from Nagano, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Toshio Kazama holds several patents in the areas of robotics, artificial intelligence, and renewable energy, showcasing his continuous commitment to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over three decades, Toshio Kazama has worked with leading tech companies in Japan, spearheading research and development projects that have led to significant technological breakthroughs.

Collaborations: Throughout his career, Toshio Kazama has collaborated with top researchers, engineers, and scientists both in Japan and internationally, fostering a culture of innovation and knowledge sharing.

Conclusion: Toshio Kazama's relentless pursuit of innovation and his passion for creating technology that makes a difference have solidified his reputation as a visionary inventor in Nagano and beyond.

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