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For the Inventor, By the Inventor

Toyama, Japan

Hisatsugu Tsuda

USPTO Granted Patents = 12

Average Co-Inventor Count = 10.3

ph-index = 3

Forward Citations = 29(Granted Patents)


Company Filing History:

goldMedal12 out of 159 
 
Toyama Chemical Co., Ltd.
 patents

Years Active: 1983-1988

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12 patents (USPTO):Explore Patents
1. 4744985 - Novel substances having carcinostatic and immunostimulating activity, (1988-05-17),
2. 4591558 - Novel substances having antitumor and immunostimulating activity, (1986-05-27),
3. 4547462 - Process for preparing substance having carcinostatic and (1985-10-15),
4. 4477666 - 1-(4-Aminobenzyl)-2,3-dioxopiperazine derivatives, acid addition salts (1984-10-16),
5. 4477664 - Novel 1-(4-piperidiniobenzyl)-2,3-dioxopiperazine derivatives or acid (1984-10-16),
6. 4477437 - Substances having carcinostatic and immunostimulating activity (1984-10-16),
7. 4460774 - 1-(4-Aminobenzyl)-2,3-dioxopiperazine derivatives, acid addition salts (1984-07-17),
8. 4459407 - 1-(4-Aminobenzyl)-2,3-dioxopiperazine derivatives and salts thereof (1984-07-10),
9. 4448963 - 4-[4-(Thiazolyl-amino)benzyl]-2,3-dioxopiperazine derivatives, acid (1984-05-15),
10. 4444753 - Pharmaceutical composition comprising extract from poison pouch contents (1984-04-24),
11. 4436921 - 1-(4-Aminobenzyl)-2,3-dioxopiperazine derivatives, acid addition salts (1984-03-13),
12. 4370316 - Pharmaceutical composition comprising extract from poison pouch contents (1983-01-25),

Title: Hisatsugu Tsuda: Innovator in Cancer Treatment

Introduction

Hisatsugu Tsuda is a prominent inventor based in Toyama, Japan. He has made significant contributions to the field of cancer treatment through his innovative research and development of novel substances. With a total of 12 patents to his name, Tsuda's work focuses on harnessing the potential of bacteria to combat cancerous diseases.

Latest Patents

His latest patents include groundbreaking substances that exhibit carcinostatic and immunostimulating activity. One of his notable inventions involves substances obtained from a culture or its supernatant fluid prepared by culturing bacteria belonging to the Fusobacterium genus. These substances are particularly useful for treating cancerous diseases in lower warm-blooded animals. Another significant patent features novel TF-2 substances that also possess antitumor and immunostimulating activity, which are beneficial for treating cancerous diseases in mammals, including humans. This disclosure outlines both the substances and the processes for preparing them, as well as the carcinostatic and antitumor agents containing these innovative compounds.

Career Highlights

Tsuda is currently associated with Toyama Chemical Co., Ltd., where he continues to advance his research in cancer treatment. His dedication to innovation has positioned him as a key figure in the pharmaceutical industry, particularly in the development of effective cancer therapies.

Collaborations

Some of his notable coworkers include Isamu Saikawa and Shohachi Murakami, who have collaborated with him on various projects aimed at enhancing cancer treatment methodologies.

Conclusion

Hisatsugu Tsuda's contributions to cancer treatment through his innovative patents highlight the importance of research in the fight against cancer. His work not only showcases the potential of bacterial substances in medical applications but also emphasizes the collaborative efforts within the scientific community.

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