Tokyo, Japan

Masao Okihara

This inventor holds 25 USPTO granted patents and 4 published patent applications, primarily in Semiconductor Devices. Top assignees: Lapis Semiconductor Co., Ltd., Oki Electric Industry Co., Ltd., Oki Semiconductor Co., Ltd.. Active years: 1999-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masao Okihara. Retrieved from https://idiyas.com/inventor/masao-okihara

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

USPTO Granted Patents = 25 

% Patents Active = 60.0

Average Co-Inventor Count = 1.3

ph-index = 5

Forward Citations = 86(Granted Patents)


Location History:

  • Miyagi pref., JP (2002)
  • Miyagi, JP (2010 - 2013)
  • Tokyo, JP (1999 - 2020)
  • Kanagawa, JP (2018 - 2021)
  • Yokohama, JP (2018 - 2022)

Company Filing History:


Years Active: 1999-2022

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Areas of Expertise:
Semiconductor Device
SOI Substrate
MOSFET
Optical Sensor
Measurement Device
Transistor
Integrated Circuit
Field Effect Transistor
Ultraviolet Sensor
Silicon-on-Insulator
Diffusion Layer
Strained MOSFET
25 patents (USPTO):Explore Patents

Title: **Masao Okihara: A Pioneer in Reference Electrode Innovations**

Introduction

Masao Okihara, based in Tokyo, Japan, is a distinguished inventor with a remarkable portfolio of 25 patents. His groundbreaking work primarily focuses on advancements in reference electrodes and measurement devices, contributing significantly to the field of electronics and sensor technology.

Latest Patents

Among his notable recent inventions is a sophisticated reference electrode. This device is designed with an accommodation portion featuring a tube-shaped lead-out portion to guide an internal liquid. It includes a liquid junction that allows the internal liquid to seep out and a liquid dripping portion that effectively directs the liquid to the junction. Furthermore, the internal electrode is strategically positioned to enhance the device's functionality.

Another significant patent involves a measurement device utilizing an ion-sensitive element. This innovative device incorporates a reference electrode positioned between the measurement subject and the ion-sensitive element. It includes a controller that alternates states to establish current flow efficiently while accurately measuring potential differences, thereby improving measurement accuracy and reliability.

Career Highlights

Masao Okihara's career has seen significant contributions while working at renowned companies such as Lapis Semiconductor Co., Ltd. and Oki Electric Industry Co., Ltd. His roles at these organizations have allowed him to develop and refine his innovative ideas into practical applications, setting new standards in the electrical and semiconductor industries.

Collaborations

Throughout his career, Okihara has collaborated with talented coworkers, including Yasuo Arai and Hiroki Kasai. These partnerships have facilitated the exchange of ideas and have been instrumental in driving advancements in the projects they undertook together.

Conclusion

Masao Okihara's contributions to the fields of reference electrodes and measurement devices highlight his status as a prolific inventor. With 25 patents to his name, his work continues to inspire the next generation of innovators and researchers in Tokyo and beyond, paving the way for future advancements in technology.

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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