Urizura-machi, Japan

Katsuaki Fukatsu

This inventor holds 20 USPTO granted patents and 1 published patent application and 2 EPO patents, primarily in Internal Combustion Engine. Top assignees: Hitachi, Ltd., Hitachi Car Engineering Co., Ltd., Hitachi, Ltd. and Hitachi Car Engineering Co., Ltd.. Active years: 1996-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsuaki Fukatsu. Retrieved from https://idiyas.com/inventor/katsuaki-fukatsu

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

Calculating rank
USPTO Granted Patents = 20 

% Patents Active = 80.0

 

Average Co-Inventor Count = 4.3

ph-index = 11

Forward Citations = 220(Granted Patents)


Location History:

  • Uridura-machi, JP (1997)
  • Naka-gun, JP (1999)
  • Ibaraki-ken, JP (2000 - 2003)
  • Urizura-machi, JP (1996 - 2004)
  • Naka, JP (2006 - 2012)

Company Filing History:


Years Active: 1996-2012

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Areas of Expertise:
Ignition System
Flow Meter
Engine Control
Exhaust Gas Recirculation
Ignition Device
Thermal Flow Meter
Resin Sealed
Motor Control
Igniter
Measurement Apparatus
Heating Device
Electronic Device
20 patents (USPTO):Explore Patents

Title: Katsuaki Fukatsu: Innovator in Sensor and Flow Measurement Technologies

Introduction

Katsuaki Fukatsu, based in Urizura-machi, Japan, is an accomplished inventor with a remarkable portfolio of twenty patents. His contributions to the fields of sensor technology and flow measurement systems demonstrate his dedication to innovation and technical excellence.

Latest Patents

Fukatsu's latest innovative patents include a Physical Quantity Conversion Sensor and a Motor Control System. This system comprises a first sensor element that outputs a signal corresponding to the direction of the magnetic flux lines acting externally. A second sensor element outputs a signal that relates to the first, enabling the conversion of these signals to represent various physical quantities, including motor rotation angles.

Another significant invention is the Thermal Type Flow Meter, designed with a secondary heating device to suppress heat transfer. This device includes a first heating resistor in the gas being measured and a temperature sensing resistor that generates flow rate signals. To enhance accuracy, a second heating resistor is strategically placed to minimize heat transfer, with a control circuit managing the temperatures to ensure optimal operational conditions.

Career Highlights

Katsuaki Fukatsu has significantly contributed to the innovation landscape while working at reputable companies such as Hitachi, Ltd. His experience in these institutions has equipped him with the knowledge and skills necessary to pioneer advanced technologies in his field.

Collaborations

Throughout his career, Fukatsu has collaborated with notable professionals, including Noboru Sugiura and Ryoichi Kobayashi. These collaborations have fostered an environment of creativity and advancement, leading to the development of groundbreaking technologies.

Conclusion

Katsuaki Fukatsu stands out as a prominent inventor whose work continues to influence the realms of sensor and flow measurement technologies. His impressive collection of patents showcases his innovative spirit and commitment to enhancing industrial applications.

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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