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For the Inventor, By the Inventor

Choshi, Japan

Haruhiko Machida

This inventor holds 14 USPTO granted patents. Top assignees: Yamasa Shoyu Kabushiki Kaisha, Yamasa Corporation. Active years: 1976-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Haruhiko Machida. Retrieved from https://idiyas.com/inventor/haruhiko-machida-nv455qzh

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

Calculating rank
USPTO Granted Patents = 14

% Patents Active = 100.0

Average Co-Inventor Count = 3.2

ph-index = 8

Forward Citations = 167(Granted Patents)


Location History:

  • Choshi, JA (1976)
  • Choshi, JP (1982 - 2002)

Company Filing History:

goldMedal9 out of 49 
 
Yamasa Shoyu Kabushiki Kaisha
 patents
silverMedal5 out of 69 
 
Yamasa Corporation
 patents

Years Active: 1976-2002

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14 patents (USPTO):Explore Patents
1. 6403568 - 4′-C-ethynyl pyrimidine nucleosides and pharmaceutical compositions thereof (2002-06-11),
2. 6291670 - 4′-C-ethynyl pyrimidine nucleoside compounds and pharmaceutical compositions (2001-09-18),
3. 6147058 - 1-(2-deoxy-2-fluoro-4-thio-beta-D-arabinofuranosyl)cytosine (2000-11-14),
4. 6103707 - 9-(2-deoxy-2-fluoro-4-thio-beta-D-arabinofuranosyl)purine derivatives (2000-08-15),
5. 5817639 - Purine 4'-thioarabinonucleosides (1998-10-06),
6. 5446031 - 1-.beta.-D-arabinofuranosyl-(E)-5-(2-halogenovinyl)uracil derivatives (1995-08-29),
7. 5430139 - 2'-alkylidenepyrimidine nucleoside derivatives, process for production (1995-07-04),
8. 5300636 - 2'-alkylidenepyrimidine nucleoside compounds and a process for (1994-04-05),
9. 5047520 - 2'-alkylidenepyrimidine nucleoside derivatives, process for production (1991-09-10),
10. 4956345 - 2-alkynyladenosines as antihypertensive agents (1990-09-11),
11. 4542210 - 1-.beta.-D-Arabinofuranosyl-(E)-5-(2-halogenovinyl)-uracil-5'-phosphate, (1985-09-17),
12. 4386076 - (E)-5-(2-Halogenovinyl)-arabinofuranosyluracil, process for preparation (1983-05-31),
13. 4344937 - Antiviral agent comprising 1-.beta.-D-arabinofuranosylthymine (1982-08-17),
14. 3930955 - Process for producing pterin deaminases having antitumor activity (1976-01-06),

Title: Haruhiko Machida: A Pioneer in Pharmaceutical Innovations

Introduction

Haruhiko Machida is a distinguished inventor hailing from Choshi, Japan, with a noteworthy portfolio of 14 patents to his name. His contributions primarily focus on pharmaceutical compositions and nucleosides, which have profound implications in medical research and treatment.

Latest Patents

Among his latest innovations are the patents titled "4′-C-ethynyl pyrimidine nucleosides and pharmaceutical compositions thereof" and "4′-C-ethynyl pyrimidine nucleoside compounds and pharmaceutical compositions." These inventions provide novel 4′-C-ethynyl pyrimidine nucleosides (excluding 4′-C-ethynylthymidine), represented by a specific chemical formula. This research opens new avenues for developing effective pharmaceutical therapies.

Career Highlights

Throughout his career, Haruhiko has been affiliated with notable companies such as Yamasa Shoyu Kabushiki Kaisha and Yamasa Corporation. His work in these organizations has enabled him to translate theoretical research into practical applications, bringing innovative solutions to the pharmaceutical field.

Collaborations

Haruhiko has worked closely with esteemed colleagues such as Akira Matsuda and Shinji Sakata. These collaborations have facilitated the advancement of their collective research efforts, leading to significant breakthroughs in their respective areas of expertise.

Conclusion

In summary, Haruhiko Machida's prolific output of patents and his impactful collaborations illustrate his vital role in the advancement of pharmaceutical innovations. His work not only enhances scientific understanding but also contributes to the development of effective treatments that may benefit society at large.

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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