Location History:
- Baildon, GB (1981)
- Shipley, GB (1986 - 1991)
- Guiseley, GB (1994)
- Leeds, GB (1993 - 2000)
- West Yorkshire, GB (1985 - 2010)
Company Filing History:
27 out of 168 
1 out of 2 
1 out of 167 Years Active: 1981-2010
Title: Innovations and Contributions of John G Langley in Paper Production Technologies
Introduction
John G Langley, based in West Yorkshire, GB, is a prolific inventor recognized for his remarkable contributions to the field of paper production technologies. With an impressive portfolio of 28 patents, Langley's innovations have significantly advanced methods and materials used in creating paper and paper board.
Latest Patents
Among Langley's latest patents is a groundbreaking invention dealing with the processes for the production of paper using anionic aqueous emulsions. This innovative approach involves mixing a reactive anhydride size with a cellulosic suspension before drainage, resulting in a superior paper sheet that is then dried. The stability of the emulsion is enhanced by incorporating a water-soluble, anionic, polymeric stabilizer, namely, anionic starch. Furthermore, Langley’s patent explores alternative methods of adding emulsions to cellulosic suspensions, demonstrating his versatility and forward-thinking in the field.
Another notable patent involves a method for producing paper or paper board by introducing a cationic polymeric retention aid into the cellulosic suspension. This process includes shearing the suspension to reduce floc size and aggregating the mixture using an aqueous composition of bentonite, allowing for the incorporation of anionic dyes, pigments, or optical brightening agents. Langley’s inventions not only improve the quality of the paper produced but also enhance the overall efficiency of the manufacturing process.
Career Highlights
Langley has held significant positions at various reputable companies throughout his career, including Allied Colloids Limited and AB CDM. His work in these organizations has enabled him to develop and refine his innovative technologies in paper production.
Collaborations
John G Langley has collaborated with notable professionals in his field, including Kenneth Charles Symes and Kishor Kumar Mistry. These collaborations have not only enriched his inventions but have also fostered a spirit of innovation within the realm of paper technology.
Conclusion
John G Langley's extensive experience and pioneering patents in the domain of paper production reflect his unwavering dedication to innovation. His contributions continue to shape the industry and demonstrate the significant impact that a single inventor can have on manufacturing technologies. With an impressive number of patents to his name, Langley's work will undoubtedly influence future advancements in the field.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.