Benchmark 3C
The Nature of Technology: Issues in Technology
Grades 9-12, page 57

Technological knowledge is not always as freely shared as scientific knowledge unrelated to technology. Some scientists and engineers are comfortable working in situations in which some secrecy is required, but others prefer not to do so. It is generally regarded as a matter of individual choice and ethics, not one of professional ethics.

NSES Content Standard E 
Science and Technology: Understandings about science and technology 
Grades 9-12, page 193 
Technological knowledge is often not made public because of patents and the financial potential of the idea or invention. Scientific knowledge is made public through presentations at professional meetings and publication in scientific journals.