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For the Inventor, By the Inventor

Gamagori, Japan

Tatsumi Kumada

USPTO Granted Patents = 18

Average Co-Inventor Count = 3.6

ph-index = 7

Forward Citations = 115(Granted Patents)


Location History:

  • Oobu, JP (1998)
  • Gamagori, JP (1999 - 2009)
  • Kariya, JP (2007 - 2021)

Company Filing History:

goldMedal18 out of 19,697 
 
Denso Corporation
 patents

Years Active: 1998-2021

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18 patents (USPTO):Explore Patents
1. 10894460 - Occupant detection system (2021-01-19),
2. 10724980 - Humidity detector (2020-07-28),
3. 10703168 - Occupant detection system, and vehicular air conditioner having the same (2020-07-07),
4. 10618375 - Vehicular air-conditioner (2020-04-14),
5. 7578341 - Air conditioning system for motor vehicle (2009-08-25),
6. 7497251 - Vehicle air conditioner (2009-03-03),
7. 7389812 - Vehicle air conditioning system having non-contacting temperature sensors (2008-06-24),
8. 7346440 - Vehicle air conditioner having learning function and correcting function (2008-03-18),
9. 7272944 - Vehicle air conditioner with non-contact temperature sensor (2007-09-25),
10. 7246656 - Vehicle air conditioner (2007-07-24),
11. 7222665 - Vehicle air conditioning system with air temperature sensor (2007-05-29),
12. 6949021 - Vehicle air conditioner and vehicle ventilation system (2005-09-27),
13. 6761214 - Vehicle air conditioner with mode switching pattern (2004-07-13),
14. 6718783 - Vehicle air conditioner with automatic air-conditioning control (2004-04-13),
15. 6702008 - Air conditioner for vehicle and air conditioning unit driving apparatus (2004-03-09),

Title: Innovations by Tatsumi Kumada

Introduction

Tatsumi Kumada is a notable inventor based in Gamagori, Japan. He has made significant contributions to the field of technology, holding a total of 18 patents. His work primarily focuses on systems that enhance vehicle safety and environmental monitoring.

Latest Patents

One of his latest innovations is the occupant detection system. This system is designed to detect the state of an occupant in a vehicle compartment. It photographs the vehicle compartment and generates an image, allowing it to change its attitude to adjust the position of the imaging region. The system estimates the attitude based on information included in the image and controls operations accordingly. An infrared temperature sensor is utilized, and the system can store a correspondence relationship between specific temperature boundaries and the estimated attitude.

Another significant invention is the humidity detector. This device features a humidity sensor that detects the relative humidity of air inside a sensor case. It includes an air volume obtaining section, a flow direction obtaining section, a setting section, and a correction section. The dynamic compensator adjusts for response delays in the humidity sensor, ensuring accurate detection of relative humidity.

Career Highlights

Tatsumi Kumada is currently employed at Denso Corporation, a leading company in automotive technology. His work at Denso has allowed him to develop innovative solutions that contribute to vehicle safety and environmental monitoring.

Collaborations

Throughout his career, Kumada has collaborated with talented individuals such as Yoshinori Ichishi and Shigeki Harada. These collaborations have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Tatsumi Kumada's contributions to technology through his patents and innovations demonstrate his commitment to enhancing safety and efficiency in automotive systems. His work continues to impact the industry positively.

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