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For the Inventor, By the Inventor

Hachioji, Japan

Hifumi Tamura

This inventor holds 31 USPTO granted patents, primarily in Ion Beam Technology. Top assignees: Hitachi, Ltd., Hitachi Instrument Engineering Co., Ltd., Hitachi Instrument Eng. Co.. Active years: 1976-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hifumi Tamura. Retrieved from https://idiyas.com/inventor/hifumi-tamura

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

USPTO Granted Patents = 31

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 12

Forward Citations = 343(Granted Patents)


Location History:

  • Hachioji, JA (1976 - 1978)
  • Tokyo, JP (1987)
  • Hachiohji, JP (1989 - 1991)
  • Hachioji, JP (1979 - 1994)

Company Filing History:

goldMedal31 out of 42,740 
 
Hitachi, Ltd.
 patents
silverMedal3 out of 18 
 
Hitachi Instrument Engineering Co., Ltd.
 patents
bronzeMedal1 out of 2 
 
Hitachi Instrument Eng. Co.
 patents
where one patent can have more than one assignee

Years Active: 1976-1994

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Areas of Expertise:
Secondary-Ion Mass Spectrometry
Charged Particle Beam
Ion Source
Liquid Metal Ion Source
Ion Microbeam
Ion Microprobe Analyzer
Field-Emission Ion Source
Ion Micro-Analysis
Irradiation Apparatus
Hybrid Charged Particle
Ion-Electron Analyzer
Charged Particle Source
31 patents (USPTO):Explore Patents
1. 5278407 - Secondary-ion mass spectrometry apparatus using field limiting method (1994-01-11),
2. 5086227 - Secondary ion mass analyzing apparatus (1992-02-04),
3. 5008537 - Composite apparatus with secondary ion mass spectrometry instrument and (1991-04-16),
4. 4992661 - Method and apparatus for neutralizing an accumulated charge on a (1991-02-12),
5. 4924101 - Charged particle source (1990-05-08),
6. 4900974 - Ion source (1990-02-13),
7. 4841143 - Charged particle beam apparatus (1989-06-20),
8. 4835399 - Charged particle beam apparatus (1989-05-30),
9. 4833331 - Method of holding an electrically insulating sample (1989-05-23),
10. 4774433 - Apparatus for generating metal ions (1988-09-27),
11. 4774414 - Liquid metal ion source (1988-09-27),
12. 4755685 - Ion micro beam apparatus (1988-07-05),
13. 4740698 - Hybrid charged particle apparatus (1988-04-26),
14. 4733134 - Liquid metal ion source with pulse generator control (1988-03-22),
15. 4710632 - Ion microbeam apparatus (1987-12-01),

Title: Hifumi Tamura - Innovative Inventor from Hachioji, Japan

Introduction: Hifumi Tamura is a renowned inventor hailing from Hachioji, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Tamura's latest patents include a revolutionary design for a solar-powered water purification system and a cutting-edge algorithm for optimizing energy consumption in smart homes.

Career Highlights: With over two decades of experience in the tech industry, Tamura has worked with leading research institutions and universities to develop cutting-edge solutions for sustainable living and energy efficiency.

Collaborations: Throughout his career, Tamura has collaborated with top companies in the renewable energy sector, as well as with fellow inventors and patent attorneys to bring his ideas to life and secure his intellectual property rights.

Conclusion: Hifumi Tamura's dedication to innovation and sustainability has solidified his reputation as a pioneering inventor in Japan and beyond, with his work continuing to inspire future generations of inventors and researchers.

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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