Location History:
- Geneva, CH (1976)
- Champ sur Marne, FR (1988)
- Champs-S/Marne, FR (1992)
- Saint-Genis-Pouilly, FR (1992 - 1994)
- Champs Sur Marne, FR (1994)
- Plessis-Trevise, FR (2001 - 2004)
- Le Plessis Trévise, FR (2005)
- Le Plessis-Trevise, FR (2001 - 2014)
Company Filing History:
8 out of 8 
4 out of 7 
1 out of 81 
Years Active: 1976-2014
Title: Innovations and Contributions of Bernard Bugnet in Battery Technology
Introduction: Bernard Bugnet, based in Le Plessis-Trevise, France, has made significant strides in the field of battery technology through his innovative inventions. With a remarkable portfolio of 19 patents, Bugnet's work primarily focuses on enhancing the performance and longevity of alkaline storage batteries, making him a notable figure in the realm of energy storage solutions.
Latest Patents: Among his most recent patents, Bugnet has developed a *silver positive electrode for alkaline storage batteries*. This invention optimizes the conditions for electrochemically reducing oxidized silver species during the recharge process, resulting in an enhanced cycling capability and a longer operational life for the batteries. The design employs a plasticized silver electrode coupled with a high-porosity collector, which can be made from woven fabric, felt, or reticulated cellular metal foam. The active compound, prepared in paste form, consists of metallic silver and/or silver monoxide particles, potentially supplemented with metal oxides to act as pore-forming and wetting agents, making it particularly suitable for silver-zinc storage batteries.
Additionally, Bugnet has patented a *device for catalytic recombination of gases for alkaline batteries with a shortened zinc anode*. This device comprises a catalytic mass that interacts with a crosslinked cellular metal foam to support the catalyst and disperse heat. The mixture includes carbon black, platinum group metals, and a hydrophobic binder, which are heat-treated for optimal performance. This innovation helps maintain internal pressure levels during charge-discharge cycles in batteries designed to operate with minimal maintenance.
Career Highlights: Bernard Bugnet has had a diverse career, working with companies such as Société De Conseil Et De Prospective Scientifique and Sorapec S.A. His experience at these firms has undoubtedly contributed to his extensive knowledge in battery technology and electrochemistry.
Collaborations: Throughout his career, Bernard Bugnet has collaborated with other experts in the field, including Denis Doniat and Robert Rouget. These professional partnerships have likely facilitated the exchange of knowledge and spurred innovative ideas, leading to the development of critical advancements in battery technology.
Conclusion: Bernard Bugnet stands out as a prominent inventor in the battery technology sector, with his groundbreaking patents poised to influence energy storage solutions significantly. His dedication to enhancing the performance and safety of alkaline batteries not only reflects his ingenuity but also his commitment to advancing the field of electrochemistry. As energy storage continues to evolve, Bugnet's contributions will surely be of paramount importance in shaping the future of battery technologies.