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For the Inventor, By the Inventor

Tokorozawa, Japan

Tadahiko Nagaoka

USPTO Granted Patents = 13

Average Co-Inventor Count = 3.1

ph-index = 10

Forward Citations = 304(Granted Patents)


Location History:

  • Akishima, JA (1976)
  • Tokorozawa, JA (1976 - 1978)
  • Tokorozawa, JP (1978 - 1980)
  • Sayama, JP (1981 - 1982)

Company Filing History:

goldMedal13 out of 13,415 
 
Nissan Motor Company Limited
 patents
silverMedal1 out of 297 
 
Nippon Oil Fats Co., Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1976-1982

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13 patents (USPTO):Explore Patents
1. 4316874 - Gas generator utilizing granular silicon carbide as coolant (1982-02-23),
2. 4249673 - Combusting device for generation of a combustion gas (1981-02-10),
3. 4222351 - Process for reforming hydrocarbon fuel into hydrogen-rich fuel (1980-09-16),
4. 4178017 - Safety bag inflation apparatus with extendible guard member against (1979-12-11),
5. 4111161 - Engine operated on hydrogen-supplemented fuel (1978-09-05),
6. 4068862 - Safety bag inflation apparatus with extendible guard member against (1978-01-17),
7. 4004554 - Fuel converting method and apparatus (1977-01-25),
8. 4004413 - Combustible mixture supply system (1977-01-25),
9. 3985107 - Combustible mixture supply system (1976-10-12),
10. 3982878 - Burning rate control in hydrogen fuel combustor (1976-09-28),
11. 3963000 - System for reforming engine fuel into hydrogen gas-containing mixture by (1976-06-15),
12. 3950263 - Gas cooling and filtering agent for air bag gas generator (1976-04-13),
13. 3937010 - Fuel oxidizer (1976-02-10),

Title: The Innovative Contributions of Tadahiko Nagaoka

Introduction

Tadahiko Nagaoka is a prominent inventor based in Tokorozawa, Japan. He has made significant contributions to the field of gas generation technology, holding a total of 13 patents. His work focuses on enhancing safety measures in automotive applications and improving combustion processes.

Latest Patents

One of Nagaoka's latest patents is a gas generator utilizing granular silicon carbide as a coolant. This innovative device is designed to instantaneously supply gas to an inflatable bag, such as an airbag, to protect car passengers during collisions. The gas generator features a solid gas-generating composition confined within a reaction chamber, which is bounded by wire screens to efficiently absorb heat and filter solid matter from the generated gas. The use of sharp-edged alpha-SiC granules maximizes cooling and filtering effects.

Another notable patent is a combusting device for the generation of combustion gas. This device comprises a perforated housing containing pellets of a chemical composition that undergoes self-sustaining combustion. An initiator is attached to the housing to ignite the pellets, while a resilient retainer member prevents pellet breakage during movement. The retainer allows gas to pass through while keeping the pellets securely in place.

Career Highlights

Throughout his career, Nagaoka has worked with notable companies, including Nissan Motor Company Limited and Nippon Oil & Fats Co. Ltd. His experience in these organizations has contributed to his expertise in gas generation and combustion technologies.

Collaborations

Nagaoka has collaborated with several talented individuals in his field, including Zene Ueno and Katuaki Kosaka. These partnerships have fostered innovation and the development of advanced technologies.

Conclusion

Tadahiko Nagaoka's contributions to gas generation and combustion technology have significantly impacted automotive safety and efficiency. His innovative patents and collaborations highlight his dedication to advancing these critical fields.

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