IDiyas

For the Inventor, By the Inventor

Tokyo, Japan

Osamu Hirabayashi

USPTO Granted Patents = 42 

Average Co-Inventor Count = 1.2

ph-index = 10

Forward Citations = 293(Granted Patents)


Location History:

  • Yokohama, JP (2000)
  • Hiratsuka, JP (2000 - 2003)
  • Kanagawa-ken, JP (2000 - 2005)
  • Suginami-ku, JP (2011)
  • Tokyo, JP (2004 - 2015)

Company Filing History:

goldMedal42 out of 52,711 
 
Kabushiki Kaisha Toshiba
 patents
silverMedal2 out of 1,502 
 
Toshiba Electronic Devices & Storage Corporation
 patents
where one patent can have more than one assignee

Years Active: 2000-2025

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42 patents (USPTO):Explore Patents
1. 12374407 - Sense timing generation circuit and semiconductor memory device (2025-07-29),
2. 12217805 - Reference voltage generating circuit and semiconductor memory device (2025-02-04),
3. 9183905 - Delay circuit and semiconductor memory device (2015-11-10),
4. 8223579 - Semiconductor storage device (2012-07-17),
5. 8102727 - Semiconductor memory device (2012-01-24),
6. 8023351 - Semiconductor memory device (2011-09-20),
7. 8018756 - Semiconductor memory device (2011-09-13),
8. 7986547 - Semiconductor memory device (2011-07-26),
9. 7885125 - Semiconductor memory device having integrated driving word line intermediate voltages by pull-up circuits (2011-02-08),
10. 7823046 - Semiconductor device (2010-10-26),
11. 7729180 - Semiconductor memory device (2010-06-01),
12. 7609581 - Semiconductor memory device (2009-10-27),
13. 7593276 - Semiconductor memory device (2009-09-22),
14. 7535753 - Semiconductor memory device (2009-05-19),
15. 7532539 - Semiconductor device whose operation frequency and power supply voltage are dynamically controlled according to load (2009-05-12),

Title: Innovations of Osamu Hirabayashi

Introduction

Osamu Hirabayashi is a prolific inventor based in Tokyo, Japan, with an impressive portfolio of 41 patents. His work primarily focuses on advancements in semiconductor technology, contributing to systems that are both reliable and efficient. Hirabayashi's dedication to innovation has significantly impacted the field, paving the way for enhancements in electronic devices.

Latest Patents

Hirabayashi's latest patents include a reference voltage generating circuit and a semiconductor memory device. The reference voltage generating circuit features an original voltage generating unit that produces an original reference voltage, along with a correcting unit that adjusts the voltage as temperature varies. This design allows for operation with reduced temperature influence, ensuring high reliability. Additionally, his delay circuit and semiconductor memory device patent introduces a load adjusting circuit that fine-tunes the load of an inverter based on the threshold voltage of a first conductive type transistor. This results in improved performance and adaptability of the inverter circuit.

Career Highlights

Throughout his career, Osamu Hirabayashi has been associated with notable companies, including Kabushiki Kaisha Toshiba and Toshiba Electronic Devices & Storage Corporation. His roles at these organizations have enabled him to explore and develop cutting-edge technologies, further solidifying his stature as a leading inventor in the semiconductor industry.

Collaborations

Hirabayashi has collaborated with talented coworkers such as Nobuaki Otsuka and Keiichi Kushida. These partnerships foster innovative ideas and solutions, which contribute to the successful development of multiple patents throughout his career.

Conclusion

Osamu Hirabayashi's contributions to semiconductor technology and his remarkable number of patents underscore his status as a significant figure in the field of electronics. His continuous pursuit of innovation not only showcases his skills as an inventor but also inspires future advancements that could shape the industry for years to come.

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