Pierre Hirsbrunner

This inventor holds 21 USPTO granted patents, primarily in Food Processing. Top assignees: Nestec S.a., Societe D'assistance Technique Pour Produits Nestle S.a., Sarea Ag. Active years: 1976-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Pierre Hirsbrunner. Retrieved from https://idiyas.com/inventor/pierre-hirsbrunner

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

Calculating rank

USPTO Granted Patents = 21

% Patents Active = 100.0

Average Co-Inventor Count = 1.8

ph-index = 4

Forward Citations = 78(Granted Patents)

Location History:

Les Monts-de-Corsier, CH (1988 - 1995)
Corseaux, CH (1976 - 1999)

Company Filing History:

Societe D'assistance Technique Pour Produits Nestle S.a.

Years Active: 1976-1999

Loading Chart...

Areas of Expertise:

Diterpenes

Coffee Grounds

Soil Treatment

Polymeric Hydrogen Siloxane

Chlorohydrins

Protein Hydrolysates

Caffeine Purification

Pharmaceutical Carrier

Active Principle

Saponification

Isoleucine

Betaine Derivative

21 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5897907 - Process for degrading diterpenes of coffee grounds for animal food (1999-04-27),

2. 5443633 - Soil treatment with polymeric hydrogen siloxane (1995-08-22),

3. 5079019 - Process for elimination of chlorohydrins from protein hydrolysates (1992-01-07),

4. 4925932 - Preparation of double sulfate salt of desoxyfructosyl serotonin and (1990-05-15),

5. 4839179 - Preparation of a composition based on a finely divided active principle (1989-06-13),

6. 4772726 - Preparation of melatonine and mexamine (1988-09-20),

7. 4758662 - Purification of caffeine (1988-07-19),

8. 4743288 - Treatment of soil (1988-05-10),

9. 4722923 - Double sulfate salt of desoxyfructosyl serotonin and creatinine and (1988-02-02),

10. 4652711 - Betaine derivative (1987-03-24),

11. 4636399 - Removal of anions from vegetable material (1987-01-13),

12. 4531003 - Purification of caffeine (1985-07-23),

13. 4530799 - Betaine derivative (1985-07-23),

14. 4506080 - Preparation of serotonine and derivatives (1985-03-19),

15. 4399128 - Pharmaceutical carrier and compositions (1983-08-16),

Title: Innovations of Pierre Hirsbrunner: A Pioneer in Degradable Solutions

Introduction: Pierre Hirsbrunner, based in Corseaux, Switzerland, has made significant contributions to the field of inventions with a remarkable portfolio of 21 patents. His work focuses on novel processes that address environmental sustainability and efficiency in agricultural practices.

Latest Patents: Among his latest innovations are two notable patents that demonstrate his inventive spirit. The first patent, titled "Process for degrading diterpenes of coffee grounds for animal food," outlines a method where coffee grounds containing diterpenes are treated with phosphoric, hydrochloric, or sulfuric acid, heated between 80°C and 100°C, and subsequently dried to produce a valuable component for animal feed. The second patent, "Soil treatment with polymeric hydrogen siloxane," describes a composition that utilizes polymeric hydrogen siloxane in a liquid carrier, enhancing soil treatment methods for improved agricultural productivity.

Career Highlights: Pierre Hirsbrunner's professional journey includes significant roles at Nestec S.A. and Société D'Assistance Technique Pour Produits Nestlé S.A., where he leveraged his innovative mindset to drive research and development in food and agricultural technologies. His work within these esteemed organizations has been instrumental in developing practical solutions that benefit both the environment and agricultural practices.

Collaborations: Throughout his career, Pierre has collaborated with esteemed colleagues, such as Raymond Bertholet and Hans Weymuth. These partnerships have fostered a creative exchange of ideas and expertise, further enhancing his capability to pioneer advancements in his field.

Conclusion: Pierre Hirsbrunner stands out as a dedicated inventor whose innovations significantly contribute to sustainable practices in agriculture and animal nutrition. His patents not only address current challenges but also pave the way for future developments that may lead to better environmental stewardship and resource utilization.

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]