logo

For the Inventor, By the Inventor

Kyoto, Japan

Toshio Nakajima

This inventor holds 23 USPTO granted patents, primarily in Semiconductor Technology. Top assignee: Rohm Co., Ltd.. Active years: 2010-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshio Nakajima. Retrieved from https://idiyas.com/inventor/toshio-nakajima

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 23

% Patents Active = 100.0

Average Co-Inventor Count = 1.2

ph-index = 2

Forward Citations = 14(Granted Patents)


Company Filing History:

goldMedal23 out of 6,021 
 
Rohm Co., Ltd.
 patents

Years Active: 2010-2022

Loading Chart...
Areas of Expertise:
Semiconductor Device
Power Module
Motor Drive Circuit
Super Junction
Metal Oxide
Fabrication Method
Manufacturing Method
Columnar Region
Base Layer
Device Structure
Electrical Efficiency
23 patents (USPTO):Explore Patents
1. 11538904 - Semiconductor device (2022-12-27),
2. 10832996 - Power module and motor drive circuit (2020-11-10),
3. 10679928 - Power module and motor drive circuit (2020-06-09),
4. 10672900 - Semiconductor device having super junction metal oxide semiconductor structure and fabrication method for the same (2020-06-02),
5. 10217856 - Semiconductor device having super junction metal oxide semiconductor structure and fabrication method for the same (2019-02-26),
6. 9755065 - Semiconductor device having super junction metal oxide semiconductor structure and fabrication method for the same (2017-09-05),
7. 9536948 - Semiconductor device, method of manufacturing the same, and power module (2017-01-03),
8. 9490359 - Superjunction semiconductor device with columnar region under base layer and manufacturing method therefor (2016-11-08),
9. 9385217 - Semiconductor device having super junction metal oxide semiconductor structure and fabrication method for the same (2016-07-05),
10. 9324857 - Semiconductor device manufacturing method (2016-04-26),
11. 9306000 - Semiconductor device, method of manufacturing the same, and power module (2016-04-05),
12. 9184231 - Semiconductor device, method of manufacturing the same, and power module (2015-11-10),
13. 9087857 - Semiconductor device, method of manufacturing the same, and power module (2015-07-21),
14. 9041096 - Superjunction semiconductor device and manufacturing method therefor (2015-05-26),
15. 9029207 - Semiconductor device manufacturing method (2015-05-12),

Title: Innovations and Contributions of Toshio Nakajima

Introduction

Toshio Nakajima, based in Kyoto, Japan, is a prominent inventor known for his significant contributions to the field of semiconductor technology. With a remarkable portfolio of 23 patents, Nakajima has made strides in developing advanced components that enhance the efficiency and performance of electronic devices. His work continues to influence the industry and foster future innovations.

Latest Patents

Among Nakajima's latest patents are notable inventions that showcase his expertise in semiconductor devices and power modules. One patent describes a semiconductor device featuring a semiconductor layer with a main surface, including a drift region, super junction regions, and a low-resistance region that improve efficiency. Additionally, he has developed a power module that integrates various components such as die pads, switching elements, and encapsulation resin to create a compact and effective motor drive circuit. These innovations not only advance technology but also pave the way for enhanced functionality in electronic systems.

Career Highlights

Nakajima's career at Rohm Co., Ltd. has been distinguished by his focus on cutting-edge semiconductor research and development. His innovative approach and dedication to excellence have led to numerous published patents that combine technical complexity with practical application. His work is highly regarded in the industry and has contributed significantly to the growth and development of semiconductor technologies.

Collaborations

Throughout his career, Nakajima has collaborated with talented professionals, including coworkers Yasumasa Kasuya and Hiroaki Matsubara. These collaborations have fostered a creative environment that encourages the sharing of ideas and knowledge, ultimately leading to groundbreaking inventions in their field.

Conclusion

Toshio Nakajima's contributions to semiconductor technology exemplify the spirit of innovation. With 23 patents to his name, he continues to push the boundaries of what is possible in electronic devices. As he forges ahead in his career, his work remains a beacon of inspiration for aspiring inventors and established professionals alike.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Loading…