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For the Inventor, By the Inventor

Aichi, Japan

Hisao Karino

This inventor holds 4 USPTO granted patents. Top assignee: Kabushiki Kaisha Toshiba. Active years: 1986-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hisao Karino. Retrieved from https://idiyas.com/inventor/hisao-karino

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

USPTO Granted Patents = 4

% Patents Active = 100.0

Average Co-Inventor Count = 1.4

ph-index = 4

Forward Citations = 69(Granted Patents)


Location History:

  • Nagoya, JP (1986)
  • Aichi, JP (1994)
  • Kaniehonmachi, JP (1994)

Company Filing History:

goldMedal4 out of 53,262 
 
Kabushiki Kaisha Toshiba
 patents

Years Active: 1986-1994

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4 patents (USPTO):Explore Patents
1. 5360966 - Microwave oven with temperature fluctuation detection (1994-11-01),
2. 5286938 - High frequency heating apparatus (1994-02-15),
3. 4625086 - Cooking apparatus capable of displaying the ratio of elapsed cooking (1986-11-25),
4. 4572935 - Cooking apparatus having an initial temperature setting function (1986-02-25),

Title: Hisao Karino: Innovator in Microwave Technology

Introduction

Hisao Karino is a notable inventor based in Aichi, Japan. He has made significant contributions to the field of microwave technology, holding a total of 4 patents. His innovative designs have improved the functionality and efficiency of microwave ovens.

Latest Patents

One of Hisao Karino's latest patents is a microwave oven with temperature fluctuation detection. This invention includes a heating chamber for cooking food, a magnetron for heating, a temperature sensor to monitor the atmosphere's temperature, and a controller that adjusts the magnetron's operation based on temperature fluctuations. Another significant patent is for a high-frequency heating apparatus. This device features an inverter circuit that converts commercial AC power to a high-frequency power supply, a magnetron driven by the inverter, and a compensator that maintains a constant input power to the inverter circuit.

Career Highlights

Hisao Karino is associated with Kabushiki Kaisha Toshiba, a leading company in technology and electronics. His work has been instrumental in advancing microwave technology, making cooking more efficient and user-friendly.

Collaborations

Hisao Karino has collaborated with notable coworkers, including Tamotsu Takei and Tomimitsu Noda. Their combined expertise has contributed to the successful development of innovative microwave technologies.

Conclusion

Hisao Karino's contributions to microwave technology demonstrate his commitment to innovation and improvement in everyday appliances. His patents reflect a deep understanding of engineering and consumer needs, making him a significant figure in the field.

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]
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