Thank you for your inquiry and providing sample files.
We have tried to reproduce the issue at our end. Initial investigation shows that the issue persists. The issue has been logged into our issue tracking system with ID IMAGINGJAVA-481. Our product team will further look into it and we will update you accordingly via this forum thread.
This is to update you that the issue is currently in block state. Our product team is working on implementing loading of TIFF images with all of the supported EXIF tags. Once they are done with it, the issue will be fixed in .Net version. After that the code will be auto ported to JAVA and issue will then be fixed in JAVA version. The tentative time for the availability of fix could be at the start of October.