Yoshiyasu Fujiwara

This inventor holds 15 USPTO granted patents and 2 published patent applications, plus 7 CIPO patents and 7 EPO patents. Top assignee: Tlv Company, Limited. Active years: 1990-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshiyasu Fujiwara. Retrieved from https://idiyas.com/inventor/yoshiyasu-fujiwara

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

USPTO Granted Patents = 15 (Patent Applications = 2)

% Patents Active = 100.0

CIPO Patents = 7

EPO Patents = 7 (Patent Applications = 9)

Average Co-Inventor Count = 1.6

ph-index = 4

Forward Citations = 91(Granted Patents)

Location History:

Hyogo, JP (2012)
Kakogawa, JP (1990 - 2022)

Company Filing History:

15 out of 135

Tlv Company, Limited

patents

Years Active: 1990-2022

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15 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11379801 - Maintenance support system and maintenance support method (2022-07-05),

2. 10942508 - Risk assessment device, risk assessment system, risk assessment method, risk assessment program, and data structure (2021-03-09),

3. 10928004 - Threshold value calculation system, and threshold value calculation method (2021-02-23),

4. 10663162 - Fluid utilization facility management method and fluid utilization facility management system (2020-05-26),

5. 10551054 - Steam using facility management method, and steam using facility (2020-02-04),

6. 10101022 - Fluid utilization facility management method and fluid utilization facility management system (2018-10-16),

7. 8914252 - Device management method, analysis system used therein, maintenance inspection support method, and maintenance inspection support apparatus used therein (2014-12-16),

8. 8762105 - Device management method, analysis system used for the device management method, data structure used in management database, and maintenance inspection support apparatus used for the device management method (2014-06-24),

9. 8494811 - Device management method, analysis system used for the device management method, analysis data structure, and maintenance inspection support apparatus used for the device management method (2013-07-23),

10. 8447577 - Steam-using facility simulation system and method for searching approach for improving steam-using facility (2013-05-21),

11. 8165829 - Method of diagnosing system, method of operating aggregating system for system diagnosis, and aggregating system for system diagnosis (2012-04-24),

12. 7698102 - Method of diagnosing system, method of operating aggregating system for system diagnosis, and aggregating system for system diagnosis (2010-04-13),

13. 7130804 - Method of supporting sales and maintenance of steam traps and aggregating system for use in the method (2006-10-31),

14. 5478012 - Thermally-actuated steam trap (1995-12-26),

15. 4898022 - Steam trap operation detector (1990-02-06),

Title: Innovations of Yoshiyasu Fujiwara

Introduction

Yoshiyasu Fujiwara is a prominent inventor based in Kakogawa, Japan. He has made significant contributions to the field of maintenance support systems and risk assessment technologies. With a total of 15 patents to his name, Fujiwara's work has had a substantial impact on industrial maintenance practices.

Latest Patents

One of his latest patents is a maintenance support system and maintenance support method. This system is designed for multiple maintenance-target apparatus in a plant. It includes a maintenance information delivery unit that provides operational status updates to maintenance personnel at preset intervals. Additionally, it delivers predictive information to help personnel anticipate the operational status of apparatus before the next scheduled update. Another notable patent is a risk assessment device, which includes a diagnosis result storage unit that accumulates diagnosis results for various process devices in a steam plant. This device calculates risk information regarding the likelihood of malfunction based on these results, enhancing safety and reliability in industrial operations.

Career Highlights

Yoshiyasu Fujiwara is currently employed at Tlv Company, Limited, where he continues to innovate and develop new technologies. His work has been instrumental in advancing maintenance and risk assessment methodologies in industrial settings.

Collaborations

Fujiwara collaborates with talented coworkers, including Kazunori Oda and Hideaki Yumoto, who contribute to his projects and innovations.

Conclusion

Yoshiyasu Fujiwara's contributions to maintenance support systems and risk assessment technologies highlight his role as a leading inventor in Japan. His innovative patents continue to shape the future of industrial maintenance practices.

Profile summary based on public USPTO records.