Company Filing History:

10 out of 26

Drexelbrook Controls, Inc.

patents

4 out of 8

Drexelbrook Engineering Company

Years Active: 1976-2002

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16 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6388431 - High efficiency power supply for a two-wire loop powered device (2002-05-14),

2. 6212943 - Method and apparatus for the sonic measurement of sludge and clarity conditions during the treatment on waste water (2001-04-10),

3. 6062070 - Method and apparatus for the sonic measurement of sludge and clarity (2000-05-16),

4. 5987994 - Ultrasonic method for material monitoring (1999-11-23),

5. 5760309 - Ultrasonic method for material monitoring (1998-06-02),

6. 5539670 - Coating responsive material condition monitoring system (1996-07-23),

7. 5510779 - Error compensating instrument system with digital communications (1996-04-23),

8. 5278513 - Continuous condition sensing system (1994-01-11),

9. 5045797 - Continuous condition sensing system determining liquid level by (1991-09-03),

10. 4799174 - Multiple set point condition monitoring systems (1989-01-17),

11. 4788488 - Continuous condition sensing system (1988-11-29),

12. 4573040 - Fail-safe instrument system (1986-02-25),

13. 4568874 - RF Admittance apparatus and method for monitoring the contents of a pipe (1986-02-04),

14. 4363030 - Fail-safe instrument system (1982-12-07),

15. 4208909 - Admittance sensing probe having multiple sensing elements (1980-06-24),

Title: L Jonathan Kramer: Innovator in Process Control and Wastewater Treatment

Introduction

L Jonathan Kramer is a notable inventor based in Warminster, PA (US), recognized for his contributions to process control and wastewater treatment technologies. With a total of 16 patents to his name, he has made significant advancements in the field, particularly in the development of efficient power supply systems and innovative measurement techniques.

Latest Patents

One of Kramer's latest patents is for a high-efficiency power supply designed for a two-wire loop powered device. This process control device includes a measuring circuit and a power regulator circuit. The measuring circuit produces a control signal indicative of a measured value, while the power regulator circuit redirects a portion of the available power based on this control signal. This design ensures that the measuring circuit receives adequate power without limitations. Another significant patent involves a method and apparatus for the sonic measurement of sludge and clarity conditions during wastewater treatment. This invention utilizes sonic pulse reflections to determine sludge blanket levels and water clarity, enhancing the efficiency of wastewater treatment processes.

Career Highlights

Throughout his career, Kramer has worked with reputable companies such as Drexelbrook Controls, Inc. and Drexelbrook Engineering Company. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects in process control and environmental technology.

Collaborations

Kramer has collaborated with notable professionals in his field, including Frederick L Maltby and Steven R Petersen. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

L Jonathan Kramer stands out as a significant figure in the realm of inventions related to process control and wastewater treatment. His innovative patents and collaborative efforts have made a lasting impact on the industry.

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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.